diff --git a/bin/verilator_gantt b/bin/verilator_gantt
index e1036419d..aeb55a8c0 100755
--- a/bin/verilator_gantt
+++ b/bin/verilator_gantt
@@ -7,6 +7,7 @@ eval 'exec perl -wS $0 ${1+"$@"}'
 use strict;
 use warnings;
 use Getopt::Long;
+use IO::File;
 use Pod::Usage;
 use vars qw ($Debug);
 
diff --git a/src/V3Partition.cpp b/src/V3Partition.cpp
index ad0ec9d47..1e449f534 100644
--- a/src/V3Partition.cpp
+++ b/src/V3Partition.cpp
@@ -1018,7 +1018,6 @@ static void partInitCriticalPaths(V3Graph* mtasksp) {
 
     // Reset all MTaskEdges so that 'm_edges' will show correct CP numbers.
     // They would have been all zeroes on initial creation of the MTaskEdges.
-    std::vector<V3GraphEdge*> edges;
     for (V3GraphVertex* vxp = mtasksp->verticesBeginp();
          vxp; vxp = vxp->verticesNextp()) {
         for (V3GraphEdge* edgep = vxp->outBeginp();