diff --git a/lib/compress/zstdmt_compress.c b/lib/compress/zstdmt_compress.c
index cd0cd89d2..4bf8cc168 100644
--- a/lib/compress/zstdmt_compress.c
+++ b/lib/compress/zstdmt_compress.c
@@ -2724,6 +2724,7 @@ static size_t ZSTDMT_createCompressionJob(void* opaque, size_t srcSize, unsigned
     ZSTDMT_CCtx* const mtctx = (ZSTDMT_CCtx*)opaque;
     ZSTD_EndDirective const endOp = (ZSTD_EndDirective)end;
     ZSTDMT_RustCreateJobProjection projection;
+    ZSTDMT_RustCreateJobResult result;
     /* Rust fills the reusable input range in its local projection before
      * calling this C-owned job-construction callback.  Publish that count
      * before the callback prepares a job and checks the C context. */
@@ -2743,7 +2744,7 @@ static size_t ZSTDMT_createCompressionJob(void* opaque, size_t srcSize, unsigned
         (unsigned)(endOp == ZSTD_e_end),
         (unsigned)mtctx->params.fParams.checksumFlag
     };
-    ZSTDMT_RustCreateJobResult const result = ZSTDMT_rust_createCompressionJob(
+    result = ZSTDMT_rust_createCompressionJob(
         &projection, mtctx, ZSTDMT_prepareCompressionJob,
         ZSTDMT_writeEmptyCompressionJob, ZSTDMT_tryAddCompressionJob);