diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8ae28bc1..991a3161 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -497,4 +497,9 @@ Breaking Changes:
 ## Release 1.12.0
 Breaking Changes:
 #### resource/coralogix_sli
-* `filters` was changed from `TypeList` to `TypeSet`.
\ No newline at end of file
+* `filters` was changed from `TypeList` to `TypeSet`.
+
+## Release 1.12.1
+Bug fixing:
+#### resource/coralogix_slo
+* fixing `threshold_symbol_type` bug in ac ase of `greater_or_equal` and add `less_or_equal` option.
\ No newline at end of file
diff --git a/coralogix/resource_coralogix_slo.go b/coralogix/resource_coralogix_slo.go
index 8b1af17a..af510625 100644
--- a/coralogix/resource_coralogix_slo.go
+++ b/coralogix/resource_coralogix_slo.go
@@ -36,7 +36,7 @@ var (
 		slos.ThresholdSymbol_THRESHOLD_SYMBOL_GREATER:          "greater",
 		slos.ThresholdSymbol_THRESHOLD_SYMBOL_GREATER_OR_EQUAL: "greater_or_equal",
 		slos.ThresholdSymbol_THRESHOLD_SYMBOL_LESS:             "less",
-		slos.ThresholdSymbol_THRESHOLD_SYMBOL_LESS_OR_EQUAL:    "greater_or_equal",
+		slos.ThresholdSymbol_THRESHOLD_SYMBOL_LESS_OR_EQUAL:    "less_or_equal",
 		slos.ThresholdSymbol_THRESHOLD_SYMBOL_EQUAL:            "equal",
 	}
 	schemaToProtoThresholdSymbolType = ReverseMap(protoToSchemaThresholdSymbolType)
diff --git a/docs/data-sources/slo.md b/docs/data-sources/slo.md
index 3e71adc1..a7f894cb 100644
--- a/docs/data-sources/slo.md
+++ b/docs/data-sources/slo.md
@@ -38,7 +38,7 @@ data "coralogix_slo" "example" {
 - `status` (String)
 - `target_percentage` (Number) Target percentage. This is the target percentage of the SLO.
 - `threshold_microseconds` (Number) Threshold in microseconds. Required when `type` is `latency`.
-- `threshold_symbol_type` (String) Threshold symbol type. Required when `type` is `latency`. Valid values are: ["greater" "greater_or_equal" "less" "equal"]
+- `threshold_symbol_type` (String) Threshold symbol type. Required when `type` is `latency`. Valid values are: ["greater" "greater_or_equal" "less" "less_or_equal" "equal"]
 - `type` (String) Type. This is the type of the SLO. Valid values are: "error", "latency".
 
 <a id="nestedatt--filters"></a>
diff --git a/docs/resources/slo.md b/docs/resources/slo.md
index 42dce35b..eeaa101e 100644
--- a/docs/resources/slo.md
+++ b/docs/resources/slo.md
@@ -65,8 +65,7 @@ resource "coralogix_slo" "example_2" {
 - `description` (String) Optional SLO description.
 - `filters` (Attributes Set) (see [below for nested schema](#nestedatt--filters))
 - `threshold_microseconds` (Number) Threshold in microseconds. Required when `type` is `latency`.
-- `threshold_symbol_type` (String) Threshold symbol type. Required when `type` is `latency`. Valid values
-  are: ["greater" "greater_or_equal" "less" "equal"]
+- `threshold_symbol_type` (String) Threshold symbol type. Required when `type` is `latency`. Valid values are: ["greater" "greater_or_equal" "less" "less_or_equal" "equal"]
 
 ### Read-Only