diff --git a/gradle.properties b/gradle.properties
index babc65ce7be..e696498cb40 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -117,7 +117,7 @@ coreJsBundleVersion=3.6.1
 regeneratorRuntimeVersion=0.13.2
 jstreeVersion=3.3.9
 webComponentPolyfillVersion=2.2.10
-whatwgFetchPolyfillVersion=3.0.0
+whatwgFetchPolyfillVersion=3.2.0
 
 # gradle settings
 org.gradle.parallel=true