diff --git a/flags/custom-ops.json b/flags/custom-ops.json
index 45a8fe1..6b420ee 100644
--- a/flags/custom-ops.json
+++ b/flags/custom-ops.json
@@ -12,7 +12,56 @@
       "defaultVariant": "wild",
       "targeting": {
         "fractional": [
-          { "var": "user.name" },
+          {"cat": [
+            { "var": "$flagd.flagKey" },
+            { "var": "user.name" }
+          ]},
+          [ "clubs", 25 ],
+          [ "diamonds", 25 ],
+          [ "hearts", 25 ],
+          [ "spades", 25 ]
+        ]
+      }
+    },
+    "fractional-flag-A-shared-seed": {
+      "state": "ENABLED",
+      "variants": {
+        "clubs": "clubs",
+        "diamonds": "diamonds",
+        "hearts": "hearts",
+        "spades": "spades",
+        "wild": "wild"
+      },
+      "defaultVariant": "wild",
+      "targeting": {
+        "fractional": [
+          { "cat": [
+            "shared-seed",
+            { "var": "user.name" }
+          ]},
+          [ "clubs", 25 ],
+          [ "diamonds", 25 ],
+          [ "hearts", 25 ],
+          [ "spades", 25 ]
+        ]
+      }
+    },
+    "fractional-flag-B-shared-seed": {
+      "state": "ENABLED",
+      "variants": {
+        "clubs": "ace-of-clubs",
+        "diamonds": "ace-of-diamonds",
+        "hearts": "ace-of-hearts",
+        "spades": "ace-of-spades",
+        "wild": "wild"
+      },
+      "defaultVariant": "wild",
+      "targeting": {
+        "fractional": [
+          { "cat": [
+            "shared-seed",
+            { "var": "user.name" }
+          ]},
           [ "clubs", 25 ],
           [ "diamonds", 25 ],
           [ "hearts", 25 ],
diff --git a/gherkin/flagd-json-evaluator.feature b/gherkin/flagd-json-evaluator.feature
index 00105cb..72e4eb1 100644
--- a/gherkin/flagd-json-evaluator.feature
+++ b/gherkin/flagd-json-evaluator.feature
@@ -28,7 +28,29 @@ Feature: flagd json evaluation
       | "queen" | "clubs"    |
       | "ten"   | "diamonds" |
       | "nine"  | "hearts"   |
-      | 3       | "wild"     |
+      | 3       | "diamonds" |
+
+  Scenario Outline: Fractional operator with shared seed
+    When a string flag with key "fractional-flag-A-shared-seed" is evaluated with default value "fallback"
+    And a context containing a nested property with outer key "user" and inner key "name", with value <name>
+    Then the returned value should be <value>
+    Examples:
+      | name    | value      |
+      | "jack"  | "hearts"   |
+      | "queen" | "spades"   |
+      | "ten"   | "hearts"   |
+      | "nine"  | "diamonds" |
+
+  Scenario Outline: Second fractional operator with shared seed
+    When a string flag with key "fractional-flag-B-shared-seed" is evaluated with default value "fallback"
+    And a context containing a nested property with outer key "user" and inner key "name", with value <name>
+    Then the returned value should be <value>
+    Examples:
+      | name    | value |
+      | "jack"  | "ace-of-hearts"   |
+      | "queen" | "ace-of-spades"   |
+      | "ten"   | "ace-of-hearts"   |
+      | "nine"  | "ace-of-diamonds" |
 
   Scenario Outline: Substring operators
     When a string flag with key "starts-ends-flag" is evaluated with default value "fallback"