diff --git a/library/sha256.c b/library/sha256.c
index 5375255a8d..223badf00f 100644
--- a/library/sha256.c
+++ b/library/sha256.c
@@ -681,6 +681,7 @@ int mbedtls_sha256_finish(mbedtls_sha256_context *ctx,
     int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
     uint32_t used;
     uint32_t high, low;
+    int truncated = 0;
 
     /*
      * Add padding: 0x80 then 0x00 until 8 bytes remain for the length
@@ -728,7 +729,6 @@ int mbedtls_sha256_finish(mbedtls_sha256_context *ctx,
     MBEDTLS_PUT_UINT32_BE(ctx->state[5], output, 20);
     MBEDTLS_PUT_UINT32_BE(ctx->state[6], output, 24);
 
-    int truncated = 0;
 #if defined(MBEDTLS_SHA224_C)
     truncated = ctx->is224;
 #endif
diff --git a/library/sha512.c b/library/sha512.c
index a91d7922ac..e739af2546 100644
--- a/library/sha512.c
+++ b/library/sha512.c
@@ -828,6 +828,7 @@ int mbedtls_sha512_finish(mbedtls_sha512_context *ctx,
     int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
     unsigned used;
     uint64_t high, low;
+    int truncated = 0;
 
     /*
      * Add padding: 0x80 then 0x00 until 16 bytes remain for the length
@@ -874,7 +875,6 @@ int mbedtls_sha512_finish(mbedtls_sha512_context *ctx,
     sha512_put_uint64_be(ctx->state[4], output, 32);
     sha512_put_uint64_be(ctx->state[5], output, 40);
 
-    int truncated = 0;
 #if defined(MBEDTLS_SHA384_C)
     truncated = ctx->is384;
 #endif