diff --git a/configure b/configure
index ab94af6..03e9224 100755
--- a/configure
+++ b/configure
@@ -151,11 +151,27 @@ INSTALL		= /usr/bin/install
 EOF
 }
 
+parse_opt() {
+    local _IFS="$IFS"
+
+    IFS="="
+
+    set -- $1
+
+    echo $2
+
+    IFS="$_IFS"
+}
+
 for arg in $@; do
     case $arg in
-        "--enable-debug")
+        --enable-debug)
             DEBUG=1
         ;;
+
+        --prefix=*)
+            PREFIX="`parse_opt "$arg"`"
+        ;;
     esac
 done