diff --git a/renderdoc/driver/gl/gl_common.cpp b/renderdoc/driver/gl/gl_common.cpp
index 38739c726..bc5db9056 100644
--- a/renderdoc/driver/gl/gl_common.cpp
+++ b/renderdoc/driver/gl/gl_common.cpp
@@ -42,6 +42,12 @@ int GLCoreVersion = 0;
 bool GLIsCore = false;
 bool IsGLES = false;
 
+template <>
+bool CheckConstParam(bool t)
+{
+  return t;
+}
+
 bool CheckReplayContext(PFNGLGETSTRINGPROC getStr, PFNGLGETINTEGERVPROC getInt,
                         PFNGLGETSTRINGIPROC getStri)
 {
diff --git a/renderdoc/driver/gl/gl_common.h b/renderdoc/driver/gl/gl_common.h
index 71902ba13..77777c6e8 100644
--- a/renderdoc/driver/gl/gl_common.h
+++ b/renderdoc/driver/gl/gl_common.h
@@ -221,6 +221,11 @@ typedef BOOL(APIENTRYP *PFNWGLDXUNLOCKOBJECTSNVPROC)(HANDLE hDevice, GLint count
 
 #include "api/replay/renderdoc_replay.h"
 
+// bit of a hack, to work around C4127: conditional expression is constant
+// on template parameters
+template <typename T>
+T CheckConstParam(T t);
+
 // define this if you e.g. haven't compiled the D3D modules and want to disable
 // interop capture support.
 #define RENDERDOC_DX_GL_INTEROP OPTION_ON
diff --git a/renderdoc/driver/gl/gl_program_iterate.cpp b/renderdoc/driver/gl/gl_program_iterate.cpp
index 0d10eb925..2ad84da38 100644
--- a/renderdoc/driver/gl/gl_program_iterate.cpp
+++ b/renderdoc/driver/gl/gl_program_iterate.cpp
@@ -294,16 +294,6 @@ void DoSerialise(SerialiserType &ser, ProgramUniforms &el)
   SERIALISE_MEMBER(SSBOBindings);
 }
 
-// bit of a hack, to work around C4127: conditional expression is constant
-// on template parameters
-template <typename T>
-T CheckConstParam(T t);
-template <>
-bool CheckConstParam(bool t)
-{
-  return t;
-}
-
 template <const bool CopyUniforms, const bool SerialiseUniforms, typename SerialiserType>
 static void ForAllProgramUniforms(SerialiserType *ser, CaptureState state, GLuint progSrc,
                                   GLuint progDst, map<GLint, GLint> *locTranslate)