diff --git a/bowtie_inspect.cpp b/bowtie_inspect.cpp
index c47d83d..908c300 100644
--- a/bowtie_inspect.cpp
+++ b/bowtie_inspect.cpp
@@ -210,7 +210,7 @@ void print_ref_sequence(
 		}
 		fout << "\n";
 	}
-	delete buf;
+	delete[] buf;
 }
 
 /**