diff --git a/ivette/src/frama-c/plugins/eva/style.css b/ivette/src/frama-c/plugins/eva/style.css
index 3b17203e0f85c0b7491a1c4c699df9f12be2c1c6..b1f806a19cd992220f8cd03930db0ec022528d29 100644
--- a/ivette/src/frama-c/plugins/eva/style.css
+++ b/ivette/src/frama-c/plugins/eva/style.css
@@ -189,6 +189,11 @@
   align-content: start;
 }
 
+.eva-nb-callstacks {
+  color: var(--info-text);
+  padding-right: 11px;
+}
+
 /* -------------------------------------------------------------------------- */
 /* --- Table Headers CSS                                                  --- */
 /* -------------------------------------------------------------------------- */
diff --git a/ivette/src/frama-c/plugins/eva/valuetable.tsx b/ivette/src/frama-c/plugins/eva/valuetable.tsx
index 208daf158ffac4d182a1ff1593ec3592600d3358..21dab982089560c17947c6381244aa3fe37a99a3 100644
--- a/ivette/src/frama-c/plugins/eva/valuetable.tsx
+++ b/ivette/src/frama-c/plugins/eva/valuetable.tsx
@@ -743,6 +743,12 @@ async function FunctionSection(props: FunctionProps): Promise<JSX.Element> {
         />
         <Cell className="eva-fct-name">{fct}</Cell>
         <Filler />
+        <div
+          className='eva-nb-callstacks'
+          style={{ display: byCallstacks ? 'block' : 'none' }}
+        >
+          {`${callstacks.length} callstacks`}
+        </div>
         <IconButton
           icon="ITEMS.LIST"
           className="eva-probeinfo-button"