diff --git a/CHANGELOG.md b/CHANGELOG.md
index eed7d2d..7b69a09 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -24,6 +24,11 @@
 
 ### Changed
 
+- clang-format: update latest spec and reformat with clang-20
+
+  No functional change APIs; clang-format was unhappy with some whitespace in
+  the headers.
+
 ### Deprecated
 
 - utils: Deprecate `is_time_legal()`
diff --git a/include/libpldm/platform.h b/include/libpldm/platform.h
index 519a5a4..888eb76 100644
--- a/include/libpldm/platform.h
+++ b/include/libpldm/platform.h
@@ -909,7 +909,7 @@
 	char auxiliary_name_data[]
 		__attribute__((aligned(alignof(pldm_utf16be))));
 #else
-#error("__has_attribute() support is required to uphold runtime safety")
+#error ("__has_attribute() support is required to uphold runtime safety")
 #endif
 #endif
 };
diff --git a/tests/dsp/firmware_update.cpp b/tests/dsp/firmware_update.cpp
index ebf6495..01ea091 100644
--- a/tests/dsp/firmware_update.cpp
+++ b/tests/dsp/firmware_update.cpp
@@ -2839,7 +2839,7 @@
     EXPECT_EQ(rc, PLDM_ERROR_INVALID_DATA);
     maxTransferSize = PLDM_FWUP_BASELINE_TRANSFER_SIZE;
 
-    maxOutstandingTransferReq = PLDM_FWUP_MIN_OUTSTANDING_REQ - 1;
+    maxOutstandingTransferReq = 0;
     rc = encode_request_update_req(
         instanceId, maxTransferSize, numOfComp, maxOutstandingTransferReq,
         pkgDataLen, PLDM_STR_TYPE_ASCII, compImgSetVerStrLen,