diff --git a/amd64/s_scalbn.S b/amd64/s_scalbn.S
index f2917ad..9673ec0 100644
--- a/amd64/s_scalbn.S
+++ b/amd64/s_scalbn.S
@@ -39,4 +39,5 @@ ENTRY(scalbn)
 	ret
 END(scalbn)
 
-	
+.globl CNAME(ldexp)
+.set   CNAME(ldexp),CNAME(scalbn)
diff --git a/i387/s_scalbn.S b/i387/s_scalbn.S
index d03f945..31042d7 100644
--- a/i387/s_scalbn.S
+++ b/i387/s_scalbn.S
@@ -15,4 +15,5 @@ ENTRY(scalbn)
 	ret
 END(scalbn)
 
-	
+.globl CNAME(ldexp)
+.set   CNAME(ldexp),CNAME(scalbn)
diff --git a/src/s_scalbn.c b/src/s_scalbn.c
index e4da525..234eabe 100644
--- a/src/s_scalbn.c
+++ b/src/s_scalbn.c
@@ -61,3 +61,5 @@ scalbn (double x, int n)
 __weak_reference(scalbn, ldexpl);
 __weak_reference(scalbn, scalbnl);
 #endif
+
+__strong_reference(scalbn, ldexp);