diff --git a/libs/curl/Makefile b/libs/curl/Makefile
index 806192d0f..6b3492c11 100644
--- a/libs/curl/Makefile
+++ b/libs/curl/Makefile
@@ -98,7 +98,7 @@ define Build/InstallDev
 	$(CP) $(PKG_INSTALL_DIR)/usr/lib/libcurl.{a,so*} $(1)/usr/lib/
 	$(CP) $(PKG_BUILD_DIR)/libcurl.pc $(1)/usr/lib/pkgconfig/
 	$(SED) 's,-L$$$${exec_prefix}/lib,,g' $(1)/usr/bin/curl-config
-	$(SED) 's#$(TARGET_LDFLAGS)##g' $(1)/usr/lib/pkgconfig/libcurl.pc
+	$(if $(TARGET_LDFLAGS),$(SED) 's#$(TARGET_LDFLAGS)##g' $(1)/usr/lib/pkgconfig/libcurl.pc)
 	ln -sf $(STAGING_DIR)/usr/bin/curl-config $(2)/bin/
 endef