diff --git a/cube/User/Src/mbusComm.c b/cube/User/Src/mbusComm.c
index b28ff91..b098500 100644
--- a/cube/User/Src/mbusComm.c
+++ b/cube/User/Src/mbusComm.c
@@ -218,7 +218,7 @@ static void parseAndPrintFrame() {
                     //            mbusCommHandle.requestId,
                     //            parsedVIB.name, parsedVIB.unit, parsedVIB.exponent);
                     if (parsedVIB.found) {
-                        uint32_t value = strtol(mbus_data_record_value(record), NULL, 10);
+                        int32_t value = strtol(mbus_data_record_value(record), NULL, 10);
                         float weightedValue = ((float) value) * powf(10.0, ((float) parsedVIB.exponent));
                         coloredMsg(LOG_YELLOW, false, "mbc papf [%d] %s is %.1f %s (%d * 10^%d)",
                                    mbusCommHandle.requestId, parsedVIB.name, weightedValue, parsedVIB.unit,