diff --git a/Doxyfile b/Doxyfile
index d8271cb9e..47b8de95e 100644
--- a/Doxyfile
+++ b/Doxyfile
@@ -303,7 +303,7 @@ ALIASES = \
"type_vk{1}=Vk\1" \
"def_vk{2}=VK_\1" \
"requires_vk_extension=@xrefitem requires-vk-extension \"Requires Vulkan extension\" \"Functionality requiring specific Vulkan extension\"" \
- "vk_extension{2}= \1_\2" \
+ "vk_extension{2}= \1_\2" \
"fn_al{1}=`al\1()`" \
"fn_alc{1}=`alc\1()`" \
"def_al{1}=`AL_\1`" \
diff --git a/Doxyfile-mcss b/Doxyfile-mcss
index fd6e03678..798c58258 100644
--- a/Doxyfile-mcss
+++ b/Doxyfile-mcss
@@ -60,7 +60,7 @@ ALIASES = \
"type_vk{1}=@m_class{m-doc-external} Vk\1" \
"def_vk{2}=@m_class{m-doc-external} VK_\1" \
"requires_vk_extension=@xrefitem requires-vk-extension \"Requires Vulkan extension\" \"Functionality requiring specific Vulkan extension\"" \
- "vk_extension{2}=@m_class{m-doc-external} \1_\2" \
+ "vk_extension{2}=@m_class{m-doc-external} \1_\2" \
"fn_al{1}=@m_class{m-doc-external} al\1()" \
"fn_alc{1}=@m_class{m-doc-external} alc\1()" \
"def_al{1}=`AL_\1`" \
diff --git a/Doxyfile-public b/Doxyfile-public
index 7bfe1a36c..38b7a5410 100644
--- a/Doxyfile-public
+++ b/Doxyfile-public
@@ -56,7 +56,7 @@ ALIASES = \
"type_vk{1}=@m_class{m-doc-external} Vk\1" \
"def_vk{2}=@m_class{m-doc-external} VK_\1" \
"requires_vk_extension=@xrefitem requires-vk-extension \"Requires Vulkan extension\" \"Functionality requiring specific Vulkan extension\"" \
- "vk_extension{2}=@m_class{m-doc-external} \1_\2" \
+ "vk_extension{2}=@m_class{m-doc-external} \1_\2" \
"fn_al{1}=@m_class{m-doc-external} al\1()" \
"fn_alc{1}=@m_class{m-doc-external} alc\1()" \
"def_al{1}=`AL_\1`" \