diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 9cd0085a..4527fd80 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -40,7 +40,7 @@ jobs:
         env:
           SPINN_DIRS: ${{ github.workspace }}/spinnaker_tools
       - name: Doxygen
-        uses: mattnotmitt/doxygen-action@v1.9.5
+        uses: mattnotmitt/doxygen-action@v1.9.8
         with:
           doxyfile-path: ./Doxyfile
           working-directory: .
diff --git a/include/stdfix-full-iso.h b/include/stdfix-full-iso.h
index 812e98cd..1a0442b0 100644
--- a/include/stdfix-full-iso.h
+++ b/include/stdfix-full-iso.h
@@ -1489,7 +1489,7 @@ static inline unsigned int muliuk(
 	unsigned int n,
 	u1616 x)
 {
-    return __UI((__U64(n) << 16) / bitsuk(x));
+    return __UI(__U64(n) * __U64(bitsuk(x)) >> 16);
 }
 
 //! \brief Multiplies an unsigned long integer by an unsigned long accum giving