diff --git a/src/app/features/genes/components/gene-comparison-tool/gene-comparison-tool.component.html b/src/app/features/genes/components/gene-comparison-tool/gene-comparison-tool.component.html
index bdb7fc11..c5c3d230 100644
--- a/src/app/features/genes/components/gene-comparison-tool/gene-comparison-tool.component.html
+++ b/src/app/features/genes/components/gene-comparison-tool/gene-comparison-tool.component.html
@@ -402,7 +402,7 @@ <h1 class="gct-heading h2">Gene Comparison Tool</h1>
                           '). You must unpin some genes before you can pin more.'
                         : 'Add all matching genes to Pinned list'
                     "
-                    tooltipPosition="top"
+                    tooltipPosition="left"
                     tooltipStyleClass="tooltip"
                   >
                     <svg-icon name="pin" customClass="two-tone"></svg-icon>