diff --git a/src/Magnum/Trade/Implementation/materialAttributeProperties.hpp b/src/Magnum/Trade/Implementation/materialAttributeProperties.hpp
index 306440a91..9cfd2b932 100644
--- a/src/Magnum/Trade/Implementation/materialAttributeProperties.hpp
+++ b/src/Magnum/Trade/Implementation/materialAttributeProperties.hpp
@@ -70,6 +70,7 @@ _ct(NormalTextureSwizzle,TextureSwizzle,MaterialTextureSwizzle)
 _c(NormalTextureMatrix,Matrix3x3)
 _c(NormalTextureCoordinates,UnsignedInt)
 _c(OcclusionTexture,UnsignedInt)
+_c(OcclusionTextureStrength,Float)
 _ct(OcclusionTextureSwizzle,TextureSwizzle,MaterialTextureSwizzle)
 _c(OcclusionTextureMatrix,Matrix3x3)
 _c(OcclusionTextureCoordinates,UnsignedInt)
diff --git a/src/Magnum/Trade/MaterialData.h b/src/Magnum/Trade/MaterialData.h
index 61a737b3d..262e5dec1 100644
--- a/src/Magnum/Trade/MaterialData.h
+++ b/src/Magnum/Trade/MaterialData.h
@@ -678,12 +678,36 @@ enum class MaterialAttribute: UnsignedInt {
     /**
      * Occlusion texture index,
      * @ref MaterialAttributeType::UnsignedInt.
+     *
+     * Single-channel texture that multiplies the resulting material color
+     * @f$ \boldsymbol{c} @f$: @f[
+     *      \boldsymbol{c}_o = o \boldsymbol{c}
+     * @f]
+     *
+     * If @ref MaterialAttribute::OcclusionTextureStrength is present as well,
+     * it's used as an interpolation factor @f$ \color{m-success} s @f$ between
+     * material color @f$ \boldsymbol{c} @f$ and color with occlusion applied
+     * @f$ o \boldsymbol{c} @f$: @f[
+     *      \boldsymbol{c}_o = \operatorname{lerp}(\boldsymbol{c}, o \boldsymbol{c}, {\color{m-success} s}) =
+     *      \boldsymbol{c} (1 - {\color{m-success} s}) + o \boldsymbol{c} {\color{m-success} s}
+     * @f]
      * @see @ref PbrMetallicRoughnessMaterialData::hasOcclusionRoughnessMetallicTexture(),
      *      @ref PbrMetallicRoughnessMaterialData::occlusionTexture(),
-     *      @ref PbrSpecularGlossinessMaterialData::occlusionTexture()
+     *      @ref PbrSpecularGlossinessMaterialData::occlusionTexture(),
+     *      @ref Math::lerp()
      */
     OcclusionTexture,
 
+    /**
+     * Occlusion texture strength, @ref MaterialAttributeType::Float.
+     *
+     * Affects the texture defined by @ref MaterialAttribute::OcclusionTexture,
+     * see above for details.
+     * @see @ref PbrMetallicRoughnessMaterialData::occlusionTextureStrength(),
+     *      @ref PbrSpecularGlossinessMaterialData::occlusionTextureStrength()
+     */
+    OcclusionTextureStrength,
+
     /**
      * Occlusion texture swizzle, @ref MaterialAttributeType::TextureSwizzle.
      *
diff --git a/src/Magnum/Trade/PbrMetallicRoughnessMaterialData.cpp b/src/Magnum/Trade/PbrMetallicRoughnessMaterialData.cpp
index d22ba4c23..a1a06f0ab 100644
--- a/src/Magnum/Trade/PbrMetallicRoughnessMaterialData.cpp
+++ b/src/Magnum/Trade/PbrMetallicRoughnessMaterialData.cpp
@@ -259,6 +259,12 @@ UnsignedInt PbrMetallicRoughnessMaterialData::occlusionTexture() const {
     return attribute<UnsignedInt>(MaterialAttribute::OcclusionTexture);
 }
 
+Float PbrMetallicRoughnessMaterialData::occlusionTextureStrength() const {
+    CORRADE_ASSERT(hasAttribute(MaterialAttribute::OcclusionTexture),
+        "Trade::PbrMetallicRoughnessMaterialData::occlusionTextureStrength(): the material doesn't have an occlusion texture", {});
+    return attributeOr(MaterialAttribute::OcclusionTextureStrength, 1.0f);
+}
+
 MaterialTextureSwizzle PbrMetallicRoughnessMaterialData::occlusionTextureSwizzle() const {
     CORRADE_ASSERT(hasAttribute(MaterialAttribute::OcclusionTexture),
         "Trade::PbrMetallicRoughnessMaterialData::occlusionTextureSwizzle(): the material doesn't have an occlusion texture", {});
diff --git a/src/Magnum/Trade/PbrMetallicRoughnessMaterialData.h b/src/Magnum/Trade/PbrMetallicRoughnessMaterialData.h
index 6723660e9..0d5bd67d1 100644
--- a/src/Magnum/Trade/PbrMetallicRoughnessMaterialData.h
+++ b/src/Magnum/Trade/PbrMetallicRoughnessMaterialData.h
@@ -478,6 +478,17 @@ class MAGNUM_TRADE_EXPORT PbrMetallicRoughnessMaterialData: public MaterialData
          */
         UnsignedInt occlusionTexture() const;
 
+        /**
+         * @brief Occlusion texture strength
+         *
+         * Convenience access to the @ref MaterialAttribute::OcclusionTextureStrength
+         * attribute. If not present, the default is @cpp 1.0f @ce.
+         * Available only if @ref MaterialAttribute::OcclusionTexture is
+         * present.
+         * @see @ref hasAttribute()
+         */
+        Float occlusionTextureStrength() const;
+
         /**
          * @brief Occlusion texture swizzle
          *
diff --git a/src/Magnum/Trade/PbrSpecularGlossinessMaterialData.cpp b/src/Magnum/Trade/PbrSpecularGlossinessMaterialData.cpp
index 238b01843..d137882c1 100644
--- a/src/Magnum/Trade/PbrSpecularGlossinessMaterialData.cpp
+++ b/src/Magnum/Trade/PbrSpecularGlossinessMaterialData.cpp
@@ -208,6 +208,12 @@ UnsignedInt PbrSpecularGlossinessMaterialData::occlusionTexture() const {
     return attribute<UnsignedInt>(MaterialAttribute::OcclusionTexture);
 }
 
+Float PbrSpecularGlossinessMaterialData::occlusionTextureStrength() const {
+    CORRADE_ASSERT(hasAttribute(MaterialAttribute::OcclusionTexture),
+        "Trade::PbrSpecularGlossinessMaterialData::occlusionTextureStrength(): the material doesn't have an occlusion texture", {});
+    return attributeOr(MaterialAttribute::OcclusionTextureStrength, 1.0f);
+}
+
 MaterialTextureSwizzle PbrSpecularGlossinessMaterialData::occlusionTextureSwizzle() const {
     CORRADE_ASSERT(hasAttribute(MaterialAttribute::OcclusionTexture),
         "Trade::PbrSpecularGlossinessMaterialData::occlusionTextureSwizzle(): the material doesn't have an occlusion texture", {});
diff --git a/src/Magnum/Trade/PbrSpecularGlossinessMaterialData.h b/src/Magnum/Trade/PbrSpecularGlossinessMaterialData.h
index dd21276a4..753bae0ae 100644
--- a/src/Magnum/Trade/PbrSpecularGlossinessMaterialData.h
+++ b/src/Magnum/Trade/PbrSpecularGlossinessMaterialData.h
@@ -347,6 +347,17 @@ class MAGNUM_TRADE_EXPORT PbrSpecularGlossinessMaterialData: public MaterialData
          */
         UnsignedInt occlusionTexture() const;
 
+        /**
+         * @brief Occlusion texture strength
+         *
+         * Convenience access to the @ref MaterialAttribute::OcclusionTextureStrength
+         * attribute. If not present, the default is @cpp 1.0f @ce.
+         * Available only if @ref MaterialAttribute::OcclusionTexture is
+         * present.
+         * @see @ref hasAttribute()
+         */
+        Float occlusionTextureStrength() const;
+
         /**
          * @brief Occlusion texture swizzle
          *
diff --git a/src/Magnum/Trade/Test/MaterialDataTest.cpp b/src/Magnum/Trade/Test/MaterialDataTest.cpp
index 966509107..51fa51bd4 100644
--- a/src/Magnum/Trade/Test/MaterialDataTest.cpp
+++ b/src/Magnum/Trade/Test/MaterialDataTest.cpp
@@ -2748,6 +2748,7 @@ void MaterialDataTest::pbrMetallicRoughnessAccessTextured() {
         {MaterialAttribute::NormalTextureMatrix, Matrix3::scaling({1.0f, 0.5f})},
         {MaterialAttribute::NormalTextureCoordinates, 5u},
         {MaterialAttribute::OcclusionTexture, 4u},
+        {MaterialAttribute::OcclusionTextureStrength, 0.66f},
         {MaterialAttribute::OcclusionTextureSwizzle, MaterialTextureSwizzle::B},
         {MaterialAttribute::OcclusionTextureMatrix, Matrix3::scaling({1.0f, 0.75f})},
         {MaterialAttribute::OcclusionTextureCoordinates, 6u},
@@ -2785,6 +2786,7 @@ void MaterialDataTest::pbrMetallicRoughnessAccessTextured() {
     CORRADE_COMPARE(data.normalTextureMatrix(), Matrix3::scaling({1.0f, 0.5f}));
     CORRADE_COMPARE(data.normalTextureCoordinates(), 5);
     CORRADE_COMPARE(data.occlusionTexture(), 4);
+    CORRADE_COMPARE(data.occlusionTextureStrength(), 0.66f);
     CORRADE_COMPARE(data.occlusionTextureMatrix(), Matrix3::scaling({1.0f, 0.75f}));
     CORRADE_COMPARE(data.occlusionTextureSwizzle(), MaterialTextureSwizzle::B);
     CORRADE_COMPARE(data.occlusionTextureCoordinates(), 6);
@@ -2835,6 +2837,7 @@ void MaterialDataTest::pbrMetallicRoughnessAccessTexturedDefaults() {
     CORRADE_COMPARE(data.normalTextureMatrix(), Matrix3{});
     CORRADE_COMPARE(data.normalTextureCoordinates(), 0);
     CORRADE_COMPARE(data.occlusionTexture(), 5);
+    CORRADE_COMPARE(data.occlusionTextureStrength(), 1.0f);
     CORRADE_COMPARE(data.occlusionTextureSwizzle(), MaterialTextureSwizzle::R);
     CORRADE_COMPARE(data.occlusionTextureMatrix(), Matrix3{});
     CORRADE_COMPARE(data.occlusionTextureCoordinates(), 0);
@@ -3278,6 +3281,7 @@ void MaterialDataTest::pbrMetallicRoughnessAccessInvalidTextures() {
     data.normalTextureMatrix();
     data.normalTextureCoordinates();
     data.occlusionTexture();
+    data.occlusionTextureStrength();
     data.occlusionTextureSwizzle();
     data.occlusionTextureMatrix();
     data.occlusionTextureCoordinates();
@@ -3302,6 +3306,7 @@ void MaterialDataTest::pbrMetallicRoughnessAccessInvalidTextures() {
         "Trade::PbrMetallicRoughnessMaterialData::normalTextureMatrix(): the material doesn't have a normal texture\n"
         "Trade::PbrMetallicRoughnessMaterialData::normalTextureCoordinates(): the material doesn't have a normal texture\n"
         "Trade::MaterialData::attribute(): attribute OcclusionTexture not found in layer 0\n"
+        "Trade::PbrMetallicRoughnessMaterialData::occlusionTextureStrength(): the material doesn't have an occlusion texture\n"
         "Trade::PbrMetallicRoughnessMaterialData::occlusionTextureSwizzle(): the material doesn't have an occlusion texture\n"
         "Trade::PbrMetallicRoughnessMaterialData::occlusionTextureMatrix(): the material doesn't have an occlusion texture\n"
         "Trade::PbrMetallicRoughnessMaterialData::occlusionTextureCoordinates(): the material doesn't have an occlusion texture\n"
@@ -3370,6 +3375,7 @@ void MaterialDataTest::pbrSpecularGlossinessAccessTextured() {
         {MaterialAttribute::NormalTextureMatrix, Matrix3::scaling({1.0f, 0.5f})},
         {MaterialAttribute::NormalTextureCoordinates, 5u},
         {MaterialAttribute::OcclusionTexture, 4u},
+        {MaterialAttribute::OcclusionTextureStrength, 0.66f},
         {MaterialAttribute::OcclusionTextureSwizzle, MaterialTextureSwizzle::B},
         {MaterialAttribute::OcclusionTextureMatrix, Matrix3::scaling({1.0f, 0.75f})},
         {MaterialAttribute::OcclusionTextureCoordinates, 6u},
@@ -3404,6 +3410,7 @@ void MaterialDataTest::pbrSpecularGlossinessAccessTextured() {
     CORRADE_COMPARE(data.normalTextureMatrix(), Matrix3::scaling({1.0f, 0.5f}));
     CORRADE_COMPARE(data.normalTextureCoordinates(), 5);
     CORRADE_COMPARE(data.occlusionTexture(), 4);
+    CORRADE_COMPARE(data.occlusionTextureStrength(), 0.66f);
     CORRADE_COMPARE(data.occlusionTextureMatrix(), Matrix3::scaling({1.0f, 0.75f}));
     CORRADE_COMPARE(data.occlusionTextureSwizzle(), MaterialTextureSwizzle::B);
     CORRADE_COMPARE(data.occlusionTextureCoordinates(), 6);
@@ -3451,6 +3458,7 @@ void MaterialDataTest::pbrSpecularGlossinessAccessTexturedDefaults() {
     CORRADE_COMPARE(data.normalTextureMatrix(), Matrix3{});
     CORRADE_COMPARE(data.normalTextureCoordinates(), 0);
     CORRADE_COMPARE(data.occlusionTexture(), 5);
+    CORRADE_COMPARE(data.occlusionTextureStrength(), 1.0f);
     CORRADE_COMPARE(data.occlusionTextureMatrix(), Matrix3{});
     CORRADE_COMPARE(data.occlusionTextureSwizzle(), MaterialTextureSwizzle::R);
     CORRADE_COMPARE(data.occlusionTextureCoordinates(), 0);
@@ -3665,6 +3673,7 @@ void MaterialDataTest::pbrSpecularGlossinessAccessInvalidTextures() {
     data.normalTextureMatrix();
     data.normalTextureCoordinates();
     data.occlusionTexture();
+    data.occlusionTextureStrength();
     data.occlusionTextureSwizzle();
     data.occlusionTextureMatrix();
     data.occlusionTextureCoordinates();
@@ -3689,6 +3698,7 @@ void MaterialDataTest::pbrSpecularGlossinessAccessInvalidTextures() {
         "Trade::PbrSpecularGlossinessMaterialData::normalTextureMatrix(): the material doesn't have a normal texture\n"
         "Trade::PbrSpecularGlossinessMaterialData::normalTextureCoordinates(): the material doesn't have a normal texture\n"
         "Trade::MaterialData::attribute(): attribute OcclusionTexture not found in layer 0\n"
+        "Trade::PbrSpecularGlossinessMaterialData::occlusionTextureStrength(): the material doesn't have an occlusion texture\n"
         "Trade::PbrSpecularGlossinessMaterialData::occlusionTextureSwizzle(): the material doesn't have an occlusion texture\n"
         "Trade::PbrSpecularGlossinessMaterialData::occlusionTextureMatrix(): the material doesn't have an occlusion texture\n"
         "Trade::PbrSpecularGlossinessMaterialData::occlusionTextureCoordinates(): the material doesn't have an occlusion texture\n"