diff --git a/app/img/nodes/endoplasmic-reticulum.svg b/app/img/nodes/endoplasmic-reticulum.svg
index 19dae25c..bf9a0104 100644
--- a/app/img/nodes/endoplasmic-reticulum.svg
+++ b/app/img/nodes/endoplasmic-reticulum.svg
@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 <!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
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+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" width="200px" height="200px" viewBox="0 0 200 200" enable-background="new 0 0 200 200" xml:space="preserve">
+  <image id="image0" width="200" height="200" x="0" y="0"
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@@ -8,4 +9,4 @@ XBc5pwNqjeJ3QFJBdkbcAG7fY+By3ruJWlInMsHjyMoCXgGZgKM6emf+tO4WU9F1nvgEjPUHKUQT
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-</svg>
+</svg>
\ No newline at end of file
diff --git a/app/img/nodes/sarcoplasmic-reticulum.svg b/app/img/nodes/sarcoplasmic-reticulum.svg
index 5cbbb916..619078a4 100644
--- a/app/img/nodes/sarcoplasmic-reticulum.svg
+++ b/app/img/nodes/sarcoplasmic-reticulum.svg
@@ -1,10 +1,11 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 <!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
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+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" width="200px" height="200px" viewBox="0 0 200 200" enable-background="new 0 0 200 200" xml:space="preserve">
+  <image id="image0" width="200" height="200" x="0" y="0"
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-</svg>
+</svg>
\ No newline at end of file