diff --git a/tests/data/test1400 b/tests/data/test1400
index 5b7758fae8..289f357208 100644
--- a/tests/data/test1400
+++ b/tests/data/test1400
@@ -60,7 +60,7 @@ $_ = '' if /CURLOPT_INTERLEAVEDATA/
$_ = '' if /CURLOPT_TIMEOUT_MS/
-%includetext %SRCDIR/data/data1400.c%
+%includetext %SRCDIR/data/data%TESTNUMBER.c%
diff --git a/tests/data/test1401 b/tests/data/test1401
index 87ed2e4543..c66517c414 100644
--- a/tests/data/test1401
+++ b/tests/data/test1401
@@ -70,7 +70,7 @@ $_ = '' if /CURLOPT_SSLVERSION/
$_ = '' if /CURLOPT_TIMEOUT_MS/
-%includetext %SRCDIR/data/data1401.c%
+%includetext %SRCDIR/data/data%TESTNUMBER.c%
diff --git a/tests/data/test1402 b/tests/data/test1402
index 86eb102045..401daa3ba5 100644
--- a/tests/data/test1402
+++ b/tests/data/test1402
@@ -63,7 +63,7 @@ $_ = '' if /CURLOPT_SSLVERSION/
$_ = '' if /CURLOPT_TIMEOUT_MS/
-%includetext %SRCDIR/data/data1402.c%
+%includetext %SRCDIR/data/data%TESTNUMBER.c%
diff --git a/tests/data/test1403 b/tests/data/test1403
index 6627b70aa1..2a9cba0bed 100644
--- a/tests/data/test1403
+++ b/tests/data/test1403
@@ -60,7 +60,7 @@ $_ = '' if /CURLOPT_SSLVERSION/
$_ = '' if /CURLOPT_TIMEOUT_MS/
-%includetext %SRCDIR/data/data1403.c%
+%includetext %SRCDIR/data/data%TESTNUMBER.c%
diff --git a/tests/data/test1404 b/tests/data/test1404
index 4471101246..173214c8c1 100644
--- a/tests/data/test1404
+++ b/tests/data/test1404
@@ -106,7 +106,7 @@ $_ = '' if /CURLOPT_TIMEOUT_MS/
$_ = '' if /\/\* "value" \*\//
-%includetext %SRCDIR/data/data1404.c%
+%includetext %SRCDIR/data/data%TESTNUMBER.c%
diff --git a/tests/data/test1405 b/tests/data/test1405
index 880f345e72..5464d6ad31 100644
--- a/tests/data/test1405
+++ b/tests/data/test1405
@@ -78,7 +78,7 @@ $_ = '' if /CURLOPT_SSLVERSION/
$_ = '' if /CURLOPT_TIMEOUT_MS/
-%includetext %SRCDIR/data/data1405.c%
+%includetext %SRCDIR/data/data%TESTNUMBER.c%
diff --git a/tests/data/test1406 b/tests/data/test1406
index 0dfa41839b..83319c07d9 100644
--- a/tests/data/test1406
+++ b/tests/data/test1406
@@ -75,7 +75,7 @@ $_ = '' if /CURLOPT_SSLVERSION/
$_ = '' if /CURLOPT_TIMEOUT_MS/
-%includetext %SRCDIR/data/data1406.c%
+%includetext %SRCDIR/data/data%TESTNUMBER.c%
diff --git a/tests/data/test1407 b/tests/data/test1407
index 300b5efdae..b2da0479ae 100644
--- a/tests/data/test1407
+++ b/tests/data/test1407
@@ -64,7 +64,7 @@ $_ = '' if /CURLOPT_SSLVERSION/
$_ = '' if /CURLOPT_TIMEOUT_MS/
-%includetext %SRCDIR/data/data1407.c%
+%includetext %SRCDIR/data/data%TESTNUMBER.c%
diff --git a/tests/data/test1420 b/tests/data/test1420
index 530cf985bd..6194d81e81 100644
--- a/tests/data/test1420
+++ b/tests/data/test1420
@@ -67,7 +67,7 @@ $_ = '' if /CURLOPT_SSLVERSION/
$_ = '' if /CURLOPT_TIMEOUT_MS/
-%includetext %SRCDIR/data/data1420.c%
+%includetext %SRCDIR/data/data%TESTNUMBER.c%
diff --git a/tests/data/test1465 b/tests/data/test1465
index 0026ae3831..58f202499f 100644
--- a/tests/data/test1465
+++ b/tests/data/test1465
@@ -66,7 +66,7 @@ $_ = '' if /CURLOPT_SSLVERSION/
$_ = '' if /CURLOPT_TIMEOUT_MS/
-%includetext %SRCDIR/data/data1465.c%
+%includetext %SRCDIR/data/data%TESTNUMBER.c%
diff --git a/tests/data/test1481 b/tests/data/test1481
index a3e2595450..4902068955 100644
--- a/tests/data/test1481
+++ b/tests/data/test1481
@@ -62,7 +62,7 @@ $_ = '' if /CURLOPT_INTERLEAVEDATA/
$_ = '' if /CURLOPT_TIMEOUT_MS/
-%includetext %SRCDIR/data/data1481.c%
+%includetext %SRCDIR/data/data%TESTNUMBER.c%