diff --git a/make/doxygen.mk b/make/doxygen.mk
index 03c34110..ee57b576 100644
--- a/make/doxygen.mk
+++ b/make/doxygen.mk
@@ -80,17 +80,18 @@ install.doxygen:
 		$(DX_INSTALL_DIR)
 %: %.tmpl
 	$(SED) " \
-		s/__VERSION__/$(DIST_VERSION)/; \
-		s/__PROJECT__/$(PROJECT)/; \
-		s/__PROJECT_CAPNAME__/$(PROJECT_CAPNAME)/; \
-		s%__PROJECT_SUMMARY__%$(PROJECT_SUMMARY)%; \
-		s/__OUTPUT_DIR__/$(DX_OUTPUT_DIR)/; \
-		s%__PROJECT_TOPDIR__%$(TOPDIR)%; \
-		s%__FILE_PATTERNS__%$(DX_FILE_PATTERNS)%; \
-		s%__INPUT_DIRS__%$(DX_INPUT_DIRS)%; \
-		s%__SRC_IS_JAVA__%$(DX_SRC_IS_JAVA)%; \
-		s%__EXCLUDE_FILES__%$(DX_EXCLUDE_FILES)%; \
-		s%__INCLUDE_PATH__%$(DX_INCLUDE_PATH)%; \
+		s/__VERSION__/$(DIST_VERSION)/g; \
+		s/__PROJECT__/$(PROJECT)/g; \
+		s/__PROJECT_CAPNAME__/$(PROJECT_CAPNAME)/g; \
+		s%__PROJECT_SUMMARY__%$(PROJECT_SUMMARY)%g; \
+		s/__OUTPUT_DIR__/$(DX_OUTPUT_DIR)/g; \
+		s%__PROJECT_TOPDIR__%$(TOPDIR)%g; \
+		s%__MODDIR__%$(MODDIR)%g; \
+		s%__FILE_PATTERNS__%$(DX_FILE_PATTERNS)%g; \
+		s%__INPUT_DIRS__%$(DX_INPUT_DIRS)%g; \
+		s%__SRC_IS_JAVA__%$(DX_SRC_IS_JAVA)%g; \
+		s%__EXCLUDE_FILES__%$(DX_EXCLUDE_FILES)%g; \
+		s%__INCLUDE_PATH__%$(DX_INCLUDE_PATH)%g; \
 	" $< > $@
 
 doxygen-default-includes.done: $(DX_DOXYGEN_CONF)