diff --git a/src/Magnum/DebugTools/resources.conf b/src/Magnum/DebugTools/resources.conf
index f9d480144..c5224ac90 100644
--- a/src/Magnum/DebugTools/resources.conf
+++ b/src/Magnum/DebugTools/resources.conf
@@ -1,4 +1,5 @@
 group=MagnumDebugTools
+nullTerminated=true
 
 [file]
 filename=TextureImage.vert
diff --git a/src/Magnum/Shaders/resources-gl.conf b/src/Magnum/Shaders/resources-gl.conf
index 57a1c346e..1e28aaf8b 100644
--- a/src/Magnum/Shaders/resources-gl.conf
+++ b/src/Magnum/Shaders/resources-gl.conf
@@ -1,4 +1,5 @@
 group=MagnumShadersGL
+nullTerminated=true
 
 [file]
 filename=Flat.vert
diff --git a/src/Magnum/TextureTools/resources.conf b/src/Magnum/TextureTools/resources.conf
index 51ca5065e..acc76119f 100644
--- a/src/Magnum/TextureTools/resources.conf
+++ b/src/Magnum/TextureTools/resources.conf
@@ -1,4 +1,5 @@
 group=MagnumTextureTools
+nullTerminated=true
 
 [file]
 filename=../Shaders/FullScreenTriangle.glsl