diff --git a/publish.gradle b/publish.gradle
index bd3e082c..7cb38618 100644
--- a/publish.gradle
+++ b/publish.gradle
@@ -62,7 +62,8 @@ ext.configurePublishing = { packageName, packageDesc, packageVersion ->
         signing {
             def signingKeyId = System.getenv('SIGNING_KEY_ID')
             def signingKey = System.getenv('SIGNING_KEY')
-            useInMemoryPgpKeys(signingKeyId, signingKey, '')
+            def signingKeyPassword = System.getenv('SIGNING_KEY_PASSWORD')
+            useInMemoryPgpKeys(signingKeyId, signingKey, signingKeyPassword)
             sign publishing.publications.imgui
         }
     }