diff --git a/src/images/er-many-to-many.svg b/src/images/er-many-to-many.svg
index f94267bc..699b1799 100644
--- a/src/images/er-many-to-many.svg
+++ b/src/images/er-many-to-many.svg
@@ -1 +1 @@
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diff --git a/src/images/er-one-to-many.svg b/src/images/er-one-to-many.svg
index f886047c..a9f61bd8 100644
--- a/src/images/er-one-to-many.svg
+++ b/src/images/er-one-to-many.svg
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diff --git a/src/images/er-one-to-one.svg b/src/images/er-one-to-one.svg
index 9f50665e..5b065647 100644
--- a/src/images/er-one-to-one.svg
+++ b/src/images/er-one-to-one.svg
@@ -1 +1 @@
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diff --git a/src/images/er-reference.svg b/src/images/er-reference.svg
index 9b152526..c46060d8 100644
--- a/src/images/er-reference.svg
+++ b/src/images/er-reference.svg
@@ -1 +1 @@
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