diff --git a/CHANGELOG.md b/CHANGELOG.md
index e7f0a813..63fcb171 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,7 +2,7 @@
 
 ## HEAD (Unreleased)
 
-**(none)**
+- feat: support for config on multiple types on keys and values
 
 --
 
diff --git a/src/config.ts b/src/config.ts
index 23e12fbb..31284aa6 100644
--- a/src/config.ts
+++ b/src/config.ts
@@ -29,10 +29,10 @@ export function makeInstallationConfig(): rt.Result<InstallationConfig> {
 
 const configValueRt = rt.Dictionary(
   rt.Record({
-    value: rt.String,
+    value: rt.Union(rt.String, rt.Number, rt.Boolean, rt.Null).optional(),
     secret: rt.Boolean.optional(),
   }),
-  rt.String,
+  rt.Union(rt.String, rt.Number),
 );
 
 // eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types
diff --git a/src/main.ts b/src/main.ts
index 24f48e59..8f154f2b 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -73,7 +73,8 @@ const runAction = async (config: Config): Promise<void> => {
   };
 
   if (config.configMap) {
-    await stack.setAllConfig(config.configMap);
+    // TODO: Remove `any` once pulumi/pulumi#12641 is fixed.
+    await stack.setAllConfig(config.configMap as any);
   }
 
   if (config.refresh) {