diff --git a/admin/Makefile.am b/admin/Makefile.am
index fbc7388f7..058c3b9ba 100644
--- a/admin/Makefile.am
+++ b/admin/Makefile.am
@@ -15,6 +15,6 @@ LDADD = \
 	$(top_builddir)/lib/krb5/libkrb5.la \
 	$(top_builddir)/lib/des/libdes.la \
 	$(top_builddir)/lib/asn1/libasn1.la \
-	$(top_builddir)/lib/sl/libsl.a \
+	$(top_builddir)/lib/sl/libsl.la \
 	$(LIB_readline) \
 	$(top_builddir)/lib/roken/libroken.la
diff --git a/kadmin/Makefile.am b/kadmin/Makefile.am
index 2cad3f1de..bb27f8410 100644
--- a/kadmin/Makefile.am
+++ b/kadmin/Makefile.am
@@ -19,7 +19,7 @@ COMMON_LDADD = \
 	$(top_builddir)/lib/krb5/libkrb5.la \
 	$(top_builddir)/lib/des/libdes.la \
 	$(top_builddir)/lib/asn1/libasn1.la \
-	$(top_builddir)/lib/sl/libsl.a \
+	$(top_builddir)/lib/sl/libsl.la \
 	$(LIB_readline) \
 	$(top_builddir)/lib/roken/libroken.la \
 	$(DBLIB)