diff --git a/CHANGELOG.md b/CHANGELOG.md
index bfe140e03..3ec1d6060 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
 # Changelog
 - 6.5.1
   - Fix missing config file in antd moment date widgets (PR #1046) (issue #1048)
+  - Fix SpEL import not_between (PR #1050) (issue #1047)
 - 6.5.0
   - Breaking: `Utils.validateTree` returns array of errors (PR #1034)
   - Breaking: `removeIncompleteRulesOnLoad` by default is false
diff --git a/packages/core/modules/import/spel.js b/packages/core/modules/import/spel.js
index 64817cae2..159595915 100644
--- a/packages/core/modules/import/spel.js
+++ b/packages/core/modules/import/spel.js
@@ -495,7 +495,8 @@ const convertOp = (spel, conv, config, meta, parentSpel = null) => {
           left,
           from,
           to
-        ]
+        ],
+        not: isBetweenRev,
       };
       return convertOp(oneSpel, conv, config, meta, parentSpel);
     }
diff --git a/packages/tests/specs/Basic.test.ts b/packages/tests/specs/Basic.test.ts
index dd93875cb..38bb5a6c1 100644
--- a/packages/tests/specs/Basic.test.ts
+++ b/packages/tests/specs/Basic.test.ts
@@ -106,6 +106,25 @@ describe("basic query", () => {
       }, []);
     });
 
+    describe("should work with not_between op in SpEL format", () => {
+      export_checks(configs.simple_with_number, inits.spel_with_not_between, "SpEL", {
+        logic: {
+          "and": [
+            {
+              "!": {
+                "<=": [
+                  1,
+                  { "var": "num" },
+                  2
+                ]
+              }
+            }
+          ]
+        },
+        spel: "(num < 1 || num > 2)"
+      }, []);
+    });
+
     describe("should work with simple value in JsonLogic format not in group", () => {
       export_checks(configs.simple_with_number, inits.with_number_not_in_group, "JsonLogic", {
         query: "num == 2",
diff --git a/packages/tests/support/inits.js b/packages/tests/support/inits.js
index dc720cb4d..a5647aeaa 100644
--- a/packages/tests/support/inits.js
+++ b/packages/tests/support/inits.js
@@ -1476,6 +1476,7 @@ export const with_groupVarKey = {
 
 export const spel_with_number = "num == 2";
 export const spel_with_between = "num >= 1 && num <= 2";
+export const spel_with_not_between = "(num < 1 || num > 2)";
 export const spel_with_not = "!(num == 2)";
 export const spel_with_not_not = "!(num == 2 || !(num == 3))";
 export const spel_with_cases = "(str == '222' ? is_string : (num == 4 ? is_number : unknown))";