diff --git a/.forgejo/workflows/ci.yml b/.forgejo/workflows/ci.yml
index d95f12b..3f4ac6d 100644
--- a/.forgejo/workflows/ci.yml
+++ b/.forgejo/workflows/ci.yml
@@ -232,6 +232,11 @@ jobs:
           mv wasm-pack-v0.13.1-x86_64-unknown-linux-musl/wasm-pack /usr/local/bin/
           chmod +x /usr/local/bin/wasm-pack
 
+      - name: Install C compiler for WASM build
+        run: |
+          # Install minimal C compiler for Rust build dependencies
+          apk add --no-cache musl-dev gcc
+
       - name: Build WASM module
         run: |
           export HOME=/root