diff --git a/ChangeLog b/ChangeLog
index 7c9faebfc..695a56858 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2013-03-31  Werner Lemberg  <wl@gnu.org>
+
+	* configure: Use egrep, not grep.
+
+	Problem reported Mojca Miklavec <mojca.miklavec.lists@gmail.com>.
+
 2013-03-29  Werner Lemberg  <wl@gnu.org>
 
 	* include/freetype/ftlcdfil.h: Add description of color filtering.
diff --git a/configure b/configure
index b0c6d5384..4d8a945a5 100755
--- a/configure
+++ b/configure
@@ -18,7 +18,7 @@ rm -f config.mk builds/unix/unix-def.mk builds/unix/unix-cc.mk
 # respect GNUMAKE environment variable for backwards compatibility
 if test "x$GNUMAKE" = x; then
   if test "x$MAKE" = x; then
-    if test "x`make -v 2>/dev/null | grep '\(GNU\|makepp\)'`" = x; then
+    if test "x`make -v 2>/dev/null | egrep 'GNU|makepp'`" = x; then
       MAKE=gmake
     else
       MAKE=make
@@ -28,7 +28,7 @@ else
   MAKE=$GNUMAKE
 fi
 
-if test "x`$MAKE -v 2>/dev/null | grep '\(GNU\|makepp\)'`" = x; then
+if test "x`$MAKE -v 2>/dev/null | egrep 'GNU|makepp'`" = x; then
   echo "GNU make (>= 3.80) or makepp (>= 1.19) is required to build FreeType2." >&2
   echo "Please try" >&2
   echo >&2