diff --git a/packages/mermaid/src/docs/syntax/pie.md b/packages/mermaid/src/docs/syntax/pie.md
index e57a390c8f..e10ce4dab3 100644
--- a/packages/mermaid/src/docs/syntax/pie.md
+++ b/packages/mermaid/src/docs/syntax/pie.md
@@ -51,4 +51,4 @@ Possible pie diagram configuration parameters:
 | Parameter            | Description                                                                                                  | Default value |
 | -------------------- | ------------------------------------------------------------------------------------------------------------ | ------------- |
 | `textPosition`       | The axial position of the pie slice labels, from 0.0 at the center to 1.0 at the outside edge of the circle. | `0.75`        |
-| `percentageDecimals` | The number of decimal places to show in the percentage label, from 0 to 100. (v<MERMAID_RELEASE_VERSION>+)   | `0`           |
+| `percentageDecimals` | The number of decimal places to show in the percentage label, from 0 to 20. (v<MERMAID_RELEASE_VERSION>+)    | `0`           |
diff --git a/packages/mermaid/src/schemas/config.schema.yaml b/packages/mermaid/src/schemas/config.schema.yaml
index 133f0e68a2..c299ef2867 100644
--- a/packages/mermaid/src/schemas/config.schema.yaml
+++ b/packages/mermaid/src/schemas/config.schema.yaml
@@ -879,7 +879,7 @@ $defs: # JSON Schema definition (maybe we should move these to a separate file)
       percentageDecimals:
         type: number
         minimum: 0
-        maximum: 100
+        maximum: 20
         description: |
           The number of decimal places to show in the percentage label.
         default: 0