--- a/Source/JavaScriptCore/PlatformGTK.cmake	
+++ a/Source/JavaScriptCore/PlatformGTK.cmake	
@@ -3,8 +3,9 @@ include(inspector/remote/GLib.cmake)
 
 set(JavaScriptCore_OUTPUT_NAME javascriptcoregtk-${WEBKITGTK_API_VERSION})
 
+configure_file(javascriptcoregtk.pc.in ${JavaScriptCore_PKGCONFIG_FILE} @ONLY)
+
 if (EXISTS "${TOOLS_DIR}/glib/apply-build-revision-to-files.py")
-    configure_file(javascriptcoregtk.pc.in ${JavaScriptCore_PKGCONFIG_FILE} @ONLY)
     add_custom_target(JavaScriptCore-build-revision
         ${PYTHON_EXECUTABLE} "${TOOLS_DIR}/glib/apply-build-revision-to-files.py" ${JavaScriptCore_PKGCONFIG_FILE}
         DEPENDS ${JavaScriptCore_PKGCONFIG_FILE}
@@ -12,8 +13,6 @@ if (EXISTS "${TOOLS_DIR}/glib/apply-build-revision-to-files.py")
     list(APPEND JavaScriptCore_DEPENDENCIES
         JavaScriptCore-build-revision
     )
-else ()
-    configure_file(javascriptcoregtk.pc.in ${JavaScriptCore_PKGCONFIG_FILE})
 endif ()
 
 install(FILES "${CMAKE_BINARY_DIR}/Source/JavaScriptCore/javascriptcoregtk-${WEBKITGTK_API_VERSION}.pc"
--- a/Source/JavaScriptCore/javascriptcoregtk.pc.in	
+++ a/Source/JavaScriptCore/javascriptcoregtk.pc.in	
@@ -2,7 +2,7 @@ prefix=@CMAKE_INSTALL_PREFIX@
 exec_prefix=${prefix}
 libdir=@LIB_INSTALL_DIR@
 includedir=${prefix}/include
-revision=${BUILD_REVISION}
+revision=@BUILD_REVISION@
 
 Name: JavaScriptCoreGTK+
 Description: GTK+ version of the JavaScriptCore engine
--- a/Source/WebKit/PlatformGTK.cmake	
+++ a/Source/WebKit/PlatformGTK.cmake	
@@ -10,12 +10,12 @@ file(MAKE_DIRECTORY ${WebKit2Gtk_FRAMEWORK_HEADERS_DIR})
 file(MAKE_DIRECTORY ${WebKit2Gtk_FRAMEWORK_HEADERS_DIR}/webkit2gtk-${WEBKITGTK_API_VERSION})
 file(MAKE_DIRECTORY ${WebKit2Gtk_FRAMEWORK_HEADERS_DIR}/webkit2gtk-webextension)
 
+configure_file(Shared/glib/BuildRevision.h.in ${WebKit2Gtk_FRAMEWORK_HEADERS_DIR}/BuildRevision.h)
 configure_file(UIProcess/API/gtk/WebKitVersion.h.in ${WebKit2Gtk_DERIVED_SOURCES_DIR}/webkit2/WebKitVersion.h)
+configure_file(gtk/webkit2gtk.pc.in ${WebKit2_PKGCONFIG_FILE} @ONLY)
+configure_file(gtk/webkit2gtk-web-extension.pc.in ${WebKit2WebExtension_PKGCONFIG_FILE} @ONLY)
 
 if (EXISTS "${TOOLS_DIR}/glib/apply-build-revision-to-files.py")
-    configure_file(gtk/webkit2gtk.pc.in ${WebKit2_PKGCONFIG_FILE} @ONLY)
-    configure_file(gtk/webkit2gtk-web-extension.pc.in ${WebKit2WebExtension_PKGCONFIG_FILE} @ONLY)
-    configure_file(Shared/glib/BuildRevision.h.in ${WebKit2Gtk_FRAMEWORK_HEADERS_DIR}/BuildRevision.h @ONLY)
     add_custom_target(WebKit-build-revision
         ${PYTHON_EXECUTABLE} "${TOOLS_DIR}/glib/apply-build-revision-to-files.py" ${WebKit2Gtk_FRAMEWORK_HEADERS_DIR}/BuildRevision.h ${WebKit2_PKGCONFIG_FILE} ${WebKit2WebExtension_PKGCONFIG_FILE}
         DEPENDS ${WebKit2Gtk_FRAMEWORK_HEADERS_DIR}/BuildRevision.h ${WebKit2_PKGCONFIG_FILE} ${WebKit2WebExtension_PKGCONFIG_FILE}
@@ -23,10 +23,6 @@ if (EXISTS "${TOOLS_DIR}/glib/apply-build-revision-to-files.py")
     list(APPEND WebKit_DEPENDENCIES
         WebKit-build-revision
     )
-else ()
-    configure_file(gtk/webkit2gtk.pc.in ${WebKit2_PKGCONFIG_FILE})
-    configure_file(gtk/webkit2gtk-web-extension.pc.in ${WebKit2WebExtension_PKGCONFIG_FILE})
-    configure_file(Shared/glib/BuildRevision.h.in ${WebKit2Gtk_FRAMEWORK_HEADERS_DIR}/BuildRevision.h)
 endif ()
 
 add_definitions(-DBUILDING_WEBKIT)
--- a/Source/WebKit/Shared/glib/BuildRevision.h.in	
+++ a/Source/WebKit/Shared/glib/BuildRevision.h.in	
@@ -25,4 +25,4 @@ 
 
 #pragma once
 
-#define BUILD_REVISION "${BUILD_REVISION}"
+#define BUILD_REVISION "@BUILD_REVISION@"
--- a/Source/WebKit/gtk/webkit2gtk-web-extension.pc.in	
+++ a/Source/WebKit/gtk/webkit2gtk-web-extension.pc.in	
@@ -2,7 +2,7 @@ prefix=@CMAKE_INSTALL_PREFIX@
 exec_prefix=${prefix}
 libdir=@LIB_INSTALL_DIR@
 includedir=${prefix}/include
-revision=${BUILD_REVISION}
+revision=@BUILD_REVISION@
 
 Name: WebKitGTK web process extensions
 Description: Web content engine for GTK - web process extensions
--- a/Source/WebKit/gtk/webkit2gtk.pc.in	
+++ a/Source/WebKit/gtk/webkit2gtk.pc.in	
@@ -2,7 +2,7 @@ prefix=@CMAKE_INSTALL_PREFIX@
 exec_prefix=${prefix}
 libdir=@LIB_INSTALL_DIR@
 includedir=${prefix}/include
-revision=${BUILD_REVISION}
+revision=@BUILD_REVISION@
 
 Name: WebKitGTK
 Description: Web content engine for GTK