diff --git a/.gitattributes b/.gitattributes
index 0130395f0..75e18f858 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1 +1,3 @@
 /extra/** export-ignore
+/tests export-ignore
+/phpunit.xml.dist export-ignore
diff --git a/extra/cssinliner-extra/.gitattributes b/extra/cssinliner-extra/.gitattributes
new file mode 100644
index 000000000..3a3ce6e7c
--- /dev/null
+++ b/extra/cssinliner-extra/.gitattributes
@@ -0,0 +1,2 @@
+/tests export-ignore
+/phpunit.xml.dist export-ignore
diff --git a/extra/html-extra/.gitattributes b/extra/html-extra/.gitattributes
new file mode 100644
index 000000000..3a3ce6e7c
--- /dev/null
+++ b/extra/html-extra/.gitattributes
@@ -0,0 +1,2 @@
+/tests export-ignore
+/phpunit.xml.dist export-ignore
diff --git a/extra/inky-extra/.gitattributes b/extra/inky-extra/.gitattributes
new file mode 100644
index 000000000..3a3ce6e7c
--- /dev/null
+++ b/extra/inky-extra/.gitattributes
@@ -0,0 +1,2 @@
+/tests export-ignore
+/phpunit.xml.dist export-ignore
diff --git a/extra/intl-extra/.gitattributes b/extra/intl-extra/.gitattributes
new file mode 100644
index 000000000..3a3ce6e7c
--- /dev/null
+++ b/extra/intl-extra/.gitattributes
@@ -0,0 +1,2 @@
+/tests export-ignore
+/phpunit.xml.dist export-ignore
diff --git a/extra/markdown-extra/.gitattributes b/extra/markdown-extra/.gitattributes
new file mode 100644
index 000000000..3a3ce6e7c
--- /dev/null
+++ b/extra/markdown-extra/.gitattributes
@@ -0,0 +1,2 @@
+/tests export-ignore
+/phpunit.xml.dist export-ignore
diff --git a/extra/twig-extra-bundle/.gitattributes b/extra/twig-extra-bundle/.gitattributes
new file mode 100644
index 000000000..3a3ce6e7c
--- /dev/null
+++ b/extra/twig-extra-bundle/.gitattributes
@@ -0,0 +1,2 @@
+/tests export-ignore
+/phpunit.xml.dist export-ignore