diff --git a/src/cmd/ld/ldpe.c b/src/cmd/ld/ldpe.c
index 57ef61c57e9..1f1a51fad1f 100644
--- a/src/cmd/ld/ldpe.c
+++ b/src/cmd/ld/ldpe.c
@@ -297,7 +297,7 @@ ldpe(Biobuf *f, char *pkg, int64 len, char *pn)
 				case IMAGE_REL_I386_DIR32:
 					rp->type = R_ADDR;
 					// load addend from image
-					rp->add = le32(rsect->base+rp->off);
+					rp->add = (int32)le32(rsect->base+rp->off);
 					break;
 				case IMAGE_REL_AMD64_ADDR64: // R_X86_64_64
 					rp->siz = 8;