diff --git a/src/strucclustutils/structuremsa.cpp b/src/strucclustutils/structuremsa.cpp
index a59fcf1..4e4d340 100644
--- a/src/strucclustutils/structuremsa.cpp
+++ b/src/strucclustutils/structuremsa.cpp
@@ -788,6 +788,7 @@ std::string msa2profile(
     delete[] pNullBuffer;
     free(msaSequences[0]);
     delete[] msaSequences;
+    delete[] consensus;
     
     return result;
 }