diff --git a/.gitmodules b/.gitmodules
index 8f1cc4342..0d8210906 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -67,9 +67,3 @@
 [submodule "Vulkan-Utility-Libraries"]
 	path = externals/Vulkan-Utility-Libraries
 	url = https://github.com/KhronosGroup/Vulkan-Utility-Libraries.git
-[submodule "externals/SPIRV-Tools"]
-	path = externals/SPIRV-Tools
-	url = https://github.com/KhronosGroup/SPIRV-Tools.git
-[submodule "externals/SPIRV-Headers"]
-	path = externals/SPIRV-Headers
-	url = https://github.com/KhronosGroup/SPIRV-Headers.git
diff --git a/externals/SPIRV-Headers b/externals/SPIRV-Headers
deleted file mode 160000
index 2b2e05e08..000000000
--- a/externals/SPIRV-Headers
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 2b2e05e088841c63c0b6fd4c9fb380d8688738d3
diff --git a/externals/SPIRV-Tools b/externals/SPIRV-Tools
deleted file mode 160000
index b9d5ced92..000000000
--- a/externals/SPIRV-Tools
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit b9d5ced92ac454caf526c3b80d5105a1f38878ce