diff --git a/src/core_write.cpp b/src/core_write.cpp
--- a/src/core_write.cpp
+++ b/src/core_write.cpp
@@ -152,8 +152,8 @@
     return str;
 }
 
-std::string EncodeHexTx(const CTransaction &tx, const int serialFlags) {
-    CDataStream ssTx(SER_NETWORK, PROTOCOL_VERSION | serialFlags);
+std::string EncodeHexTx(const CTransaction &tx, const int serializeFlags) {
+    CDataStream ssTx(SER_NETWORK, PROTOCOL_VERSION | serializeFlags);
     ssTx << tx;
     return HexStr(ssTx.begin(), ssTx.end());
 }
diff --git a/src/rpc/server.h b/src/rpc/server.h
--- a/src/rpc/server.h
+++ b/src/rpc/server.h
@@ -93,7 +93,7 @@
 /**
  * Returns the current warmup state
  */
-bool RPCIsInWarmup(std::string *statusOut);
+bool RPCIsInWarmup(std::string *outStatus);
 
 /**
  * Type-check arguments; throws JSONRPCError if wrong type given. Does not check
diff --git a/src/validation.h b/src/validation.h
--- a/src/validation.h
+++ b/src/validation.h
@@ -449,7 +449,7 @@
 /** Prune block files and flush state to disk. */
 void PruneAndFlush();
 /** Prune block files up to a given height */
-void PruneBlockFilesManual(int nPruneUpToHeight);
+void PruneBlockFilesManual(int nManualPruneHeight);
 
 /**
  * (try to) add transaction to memory pool