diff --git a/src/configure.ac b/src/configure.ac
index 294e331..445ab21 100644
--- a/src/configure.ac
+++ b/src/configure.ac
@@ -1215,6 +1215,7 @@
     if test "$perl_ok" = "yes" -a "X$libperl" != "X"; then
       AC_DEFINE(DYNAMIC_PERL)
       PERL_CFLAGS="-DDYNAMIC_PERL_DLL=\\\"$libperl\\\" $PERL_CFLAGS"
+      PERL_LIBS=""
     fi
   fi