diff --git a/Makefile.org b/Makefile.org
index 372cd38dc..667526867 100644
--- a/Makefile.org
+++ b/Makefile.org
@@ -710,6 +710,10 @@ install_sw:
 
 install_html_docs:
 	here="`pwd`"; \
+	filecase=; \
+	case "$(PLATFORM)" in DJGPP|Cygwin*|mingw*|darwin-*-cc) \
+		filecase=-i; \
+	esac; \
 	for subdir in apps crypto ssl; do \
 		mkdir -p $(INSTALL_PREFIX)$(HTMLDIR)/$$subdir; \
 		for i in doc/$$subdir/*.pod; do \
@@ -738,7 +742,7 @@ install_docs:
 	@pod2man="`cd ./util; ./pod2mantest $(PERL)`"; \
 	here="`pwd`"; \
 	filecase=; \
-	case "$(PLATFORM)" in DJGPP|Cygwin*|mingw*) \
+	case "$(PLATFORM)" in DJGPP|Cygwin*|mingw*|darwin-*-cc) \
 		filecase=-i; \
 	esac; \
 	set -e; for i in doc/apps/*.pod; do \