diff --git a/src/libCom/test/Makefile b/src/libCom/test/Makefile
index 84279a890..2ca5d122e 100644
--- a/src/libCom/test/Makefile
+++ b/src/libCom/test/Makefile
@@ -151,7 +151,7 @@ fdmgrTest_LIBS += ca
 include $(TOP)/configure/RULES
 
 test: $(TEST_SCRIPTS)
-	@perl -e 'use Test::Harness; runtests @ARGV;' $(TEST_SCRIPTS)
+	perl -e 'use Test::Harness; runtests @ARGV;' $(TEST_SCRIPTS)
 
 # If there's a perl test script (.plt) available, use it
 %.t: ../%.plt
@@ -162,4 +162,4 @@ test: $(TEST_SCRIPTS)
 # Generate a 1-line test program to run the real test binary
 %.t: %$(EXE)
 	@$(RM) $@
-	@echo 'exec "$<";' >$@
+	@echo 'exec "./$<";' >$@
diff --git a/src/libCom/test/epicsUnitTestTest.plt b/src/libCom/test/epicsUnitTestTest.plt
index 9c4d94858..204efbeb7 100644
--- a/src/libCom/test/epicsUnitTestTest.plt
+++ b/src/libCom/test/epicsUnitTestTest.plt
@@ -2,7 +2,7 @@
 
 use Test::Simple tests => 1;
 
-$prog = $0;
+$prog = "./$0";
 $prog =~ s/\.t$//;
 
 $expected = << 'END';