diff --git a/configure b/configure
index bf8cc39984..c365d10f4e 100755
--- a/configure
+++ b/configure
@@ -8570,8 +8570,8 @@ test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 case "${host}" in
 
                 powerpc-*-darwin* )
-        INSTALL_PROGRAM="cp -p"
-        INSTALL_DATA="cp -p"
+        INSTALL_PROGRAM="cp -fp"
+        INSTALL_DATA="cp -fp"
         ;;
     *)
         ;;
diff --git a/configure.in b/configure.in
index 1b08c14e6c..6a60d9fb55 100644
--- a/configure.in
+++ b/configure.in
@@ -1467,8 +1467,8 @@ case "${host}" in
     dnl to workaround a strange static lib BSDism.
     dnl Mac OS X install seems to ignore -p option...
     powerpc-*-darwin* )
-        INSTALL_PROGRAM="cp -p"
-        INSTALL_DATA="cp -p"
+        INSTALL_PROGRAM="cp -fp"
+        INSTALL_DATA="cp -fp"
         ;;
     *)
         ;;