diff --git a/t/fcgi/big_post.fcgi b/t/fcgi/big_post.fcgi
index e3afb57..b1f100e 100755
--- a/t/fcgi/big_post.fcgi
+++ b/t/fcgi/big_post.fcgi
@@ -1,4 +1,4 @@
-#!/usr/bin/perl
+#!/usr/bin/env perl
 use FCGI;
 
 my $req = FCGI::Request();
diff --git a/t/fcgi/hello.fcgi b/t/fcgi/hello.fcgi
index dfe1ab4..7e19061 100755
--- a/t/fcgi/hello.fcgi
+++ b/t/fcgi/hello.fcgi
@@ -1,4 +1,4 @@
-#!/usr/bin/perl
+#!/usr/bin/env perl
 use FCGI;
 
 my $req = FCGI::Request();
diff --git a/t/fcgi/post.fcgi b/t/fcgi/post.fcgi
index 84557d1..51b47b9 100755
--- a/t/fcgi/post.fcgi
+++ b/t/fcgi/post.fcgi
@@ -1,4 +1,4 @@
-#!/usr/bin/perl
+#!/usr/bin/env perl
 use FCGI;
 
 my $req = FCGI::Request();
diff --git a/t/fcgi/timeout.fcgi b/t/fcgi/timeout.fcgi
index fb2c2cd..e05e15b 100755
--- a/t/fcgi/timeout.fcgi
+++ b/t/fcgi/timeout.fcgi
@@ -1,4 +1,4 @@
-#!/usr/bin/perl
+#!/usr/bin/env perl
 use FCGI;
 
 my $req = FCGI::Request();