diff --git a/app/img/nodes/dna.svg b/app/img/nodes/DNA.svg
similarity index 100%
rename from app/img/nodes/dna.svg
rename to app/img/nodes/DNA.svg
diff --git a/app/img/nodes/rna.svg b/app/img/nodes/RNA-gpml.svg
similarity index 100%
rename from app/img/nodes/rna.svg
rename to app/img/nodes/RNA-gpml.svg
diff --git a/app/img/nodes/cell.svg b/app/img/nodes/cellnode.svg
similarity index 100%
rename from app/img/nodes/cell.svg
rename to app/img/nodes/cellnode.svg
diff --git a/app/img/nodes/dise.svg b/app/img/nodes/disease.svg
similarity index 100%
rename from app/img/nodes/dise.svg
rename to app/img/nodes/disease.svg
diff --git a/app/img/nodes/Gene.svg b/app/img/nodes/gene-product.svg
similarity index 100%
rename from app/img/nodes/Gene.svg
rename to app/img/nodes/gene-product.svg
diff --git a/app/img/nodes/metabolite.svg b/app/img/nodes/metabolite.svg
new file mode 100644
index 00000000..c57b684e
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"/></switch></g></g></g></g></g></g></svg>
\ No newline at end of file
diff --git a/app/img/nodes/path.svg b/app/img/nodes/pathway.svg
similarity index 100%
rename from app/img/nodes/path.svg
rename to app/img/nodes/pathway.svg
diff --git a/app/img/nodes/phen.svg b/app/img/nodes/phenotype-gpml.svg
similarity index 100%
rename from app/img/nodes/phen.svg
rename to app/img/nodes/phenotype-gpml.svg
diff --git a/app/img/nodes/prot.svg b/app/img/nodes/protein-gpml.svg
similarity index 100%
rename from app/img/nodes/prot.svg
rename to app/img/nodes/protein-gpml.svg
diff --git a/index.html b/index.html
index c0116168..bea1c2be 100644
--- a/index.html
+++ b/index.html
@@ -845,28 +845,28 @@
                                                                 <div class="panel-body">
                                                                     <div id="gpml-node-palette" class="element-palette node-palette">
                                                                         <div class="paletteWrapper">
-                                                                            <div class="paletteCol"><img src="app/img/nodes/Gene.svg" language="GPML"
+                                                                            <div class="paletteCol"><img src="app/img/nodes/gene-product.svg" language="GPML"
                                                                                     value="Gene" title="Gene" /></div>
-                                                                            <div class="paletteCol"><img src="app/img/nodes/meta.svg" language="GPML"
+                                                                            <div class="paletteCol"><img src="app/img/nodes/metabolite.svg" language="GPML"
                                                                                     value="Meta" title="Meta" /></div>
-                                                                            <div class="paletteCol"><img src="app/img/nodes/prot.svg" language="GPML" 
+                                                                            <div class="paletteCol"><img src="app/img/nodes/protein-gpml.svg" language="GPML" 
                                                                                     value="Protein" title="Protein" /></div>
-                                                                            <div class="paletteCol"><img src="app/img/nodes/dna.svg" language="GPML" 
+                                                                            <div class="paletteCol"><img src="app/img/nodes/DNA.svg" language="GPML" 
                                                                                     value="DNA" title="DNA" /></div>
-                                                                            <div class="paletteCol"><img src="app/img/nodes/rna.svg" language="GPML" 
+                                                                            <div class="paletteCol"><img src="app/img/nodes/RNA-gpml.svg" language="GPML" 
                                                                                     value="RNA" title="RNA" /></div>
 
-                                                                            <div class="paletteCol"><img src="app/img/nodes/path.svg" language="GPML" 
+                                                                            <div class="paletteCol"><img src="app/img/nodes/pathway.svg" language="GPML" 
                                                                                     value="Path" title="Path" /></div>
-                                                                            <div class="paletteCol"><img src="app/img/nodes/dise.svg" language="GPML" 
+                                                                            <div class="paletteCol"><img src="app/img/nodes/disease.svg" language="GPML" 
                                                                                     value="Dise" title="Dise" /></div>
-                                                                            <div class="paletteCol"><img src="app/img/nodes/phen.svg" language="GPML" 
+                                                                            <div class="paletteCol"><img src="app/img/nodes/phenotype-gpml.svg" language="GPML" 
                                                                                     value="Phen" title="Phen" /></div>
                                                                             <div class="paletteCol"><img src="app/img/nodes/alias.svg" language="GPML" 
                                                                                     value="Alias" title="Alias" /></div>
                                                                             <div class="paletteCol"><img src="app/img/nodes/event.svg" language="GPML" 
                                                                                     value="Event" title="Event" /></div>
-                                                                            <div class="paletteCol"><img src="app/img/nodes/cell.svg" language="GPML" 
+                                                                            <div class="paletteCol"><img src="app/img/nodes/cellnode.svg" language="GPML" 
                                                                                     value="Cell" title="Cell" /></div>
                                                                             <div class="paletteCol"><img src="app/img/nodes/organ.svg" language="GPML" 
                                                                                     value="Organ" title="Organ" /></div>