diff --git a/packages/pyright-internal/src/analyzer/binder.ts b/packages/pyright-internal/src/analyzer/binder.ts
index c1585aacd98d..58a04999da69 100644
--- a/packages/pyright-internal/src/analyzer/binder.ts
+++ b/packages/pyright-internal/src/analyzer/binder.ts
@@ -22,7 +22,6 @@ import { DiagnosticLevel } from '../common/configOptions';
 import { assert, assertNever, fail } from '../common/debug';
 import { CreateTypeStubFileAction, Diagnostic } from '../common/diagnostic';
 import { DiagnosticRule } from '../common/diagnosticRules';
-import { DocStringService } from '../common/docStringService';
 import { stripFileExtension } from '../common/pathUtils';
 import { convertTextRangeToRange } from '../common/positionUtils';
 import { TextRange, getEmptyRange } from '../common/textRange';
@@ -256,11 +255,7 @@ export class Binder extends ParseTreeWalker {
     // the current function.
     private _codeFlowComplexity = 0;
 
-    constructor(
-        fileInfo: AnalyzerFileInfo,
-        private _docStringService: DocStringService,
-        private _moduleSymbolOnly = false
-    ) {
+    constructor(fileInfo: AnalyzerFileInfo, private _moduleSymbolOnly = false) {
         super();
 
         this._fileInfo = fileInfo;
@@ -542,15 +537,6 @@ export class Binder extends ParseTreeWalker {
                         if (paramNode.d.name) {
                             const symbol = this._bindNameToScope(this._currentScope, paramNode.d.name);
 
-                            // Extract the parameter docString from the function docString
-                            let docString = ParseTreeUtils.getDocString(node?.d.suite?.d.statements ?? []);
-                            if (docString !== undefined) {
-                                docString = this._docStringService.extractParameterDocumentation(
-                                    docString,
-                                    paramNode.d.name.d.value
-                                );
-                            }
-
                             if (symbol) {
                                 const paramDeclaration: ParamDeclaration = {
                                     type: DeclarationType.Param,
@@ -559,7 +545,6 @@ export class Binder extends ParseTreeWalker {
                                     range: convertTextRangeToRange(paramNode, this._fileInfo.lines),
                                     moduleName: this._fileInfo.moduleName,
                                     isInExceptSuite: this._isInExceptSuite,
-                                    docString: docString,
                                 };
 
                                 symbol.addDeclaration(paramDeclaration);
diff --git a/packages/pyright-internal/src/analyzer/declaration.ts b/packages/pyright-internal/src/analyzer/declaration.ts
index dca2d6456e03..9b1220eb5cfb 100644
--- a/packages/pyright-internal/src/analyzer/declaration.ts
+++ b/packages/pyright-internal/src/analyzer/declaration.ts
@@ -109,10 +109,6 @@ export interface ParamDeclaration extends DeclarationBase {
     type: DeclarationType.Param;
     node: ParameterNode;
 
-    // Documentation specified in the function's docstring (if any) can be
-    // associated with the parameter
-    docString?: string;
-
     // Inferred parameters can be inferred from pieces of an actual NameNode, so this
     // value represents the actual 'name' as the user thinks of it.
     inferredName?: string;
diff --git a/packages/pyright-internal/src/analyzer/sourceFile.ts b/packages/pyright-internal/src/analyzer/sourceFile.ts
index f28f34029c99..78d9c0c096b9 100644
--- a/packages/pyright-internal/src/analyzer/sourceFile.ts
+++ b/packages/pyright-internal/src/analyzer/sourceFile.ts
@@ -823,11 +823,7 @@ export class SourceFile {
                     );
                     AnalyzerNodeInfo.setFileInfo(this._writableData.parserOutput!.parseTree, fileInfo);
 
-                    const binder = new Binder(
-                        fileInfo,
-                        this.serviceProvider.docStringService(),
-                        configOptions.indexGenerationMode
-                    );
+                    const binder = new Binder(fileInfo, configOptions.indexGenerationMode);
                     this._writableData.isBindingInProgress = true;
                     binder.bindModule(this._writableData.parserOutput!.parseTree);
 
diff --git a/packages/pyright-internal/src/languageService/hoverProvider.ts b/packages/pyright-internal/src/languageService/hoverProvider.ts
index 3a04d75c9eb9..d429afa06e56 100644
--- a/packages/pyright-internal/src/languageService/hoverProvider.ts
+++ b/packages/pyright-internal/src/languageService/hoverProvider.ts
@@ -94,6 +94,35 @@ export function convertHoverResults(hoverResults: HoverResults | null, format: M
     };
 }
 
+export function addParameterResultsPart(
+    serviceProvider: ServiceProvider,
+    paramNameNode: NameNode,
+    resolvedDecl: Declaration | undefined,
+    format: MarkupKind,
+    parts: HoverTextPart[]
+) {
+    // See if we have a docstring for the parent function.
+    let docString: string | undefined = undefined;
+    const funcNode = ParseTreeUtils.getEnclosingFunction(resolvedDecl?.node || paramNameNode);
+    if (funcNode) {
+        docString = ParseTreeUtils.getDocString(funcNode?.d.suite?.d.statements ?? []);
+        if (docString) {
+            // Compute the docstring now.
+            docString = serviceProvider
+                .docStringService()
+                .extractParameterDocumentation(docString, paramNameNode.d.value, format);
+        }
+    }
+    if (!docString) {
+        return;
+    }
+
+    parts.push({
+        python: false,
+        text: docString,
+    });
+}
+
 export function addDocumentationResultsPart(
     serviceProvider: ServiceProvider,
     docString: string | undefined,
@@ -376,10 +405,7 @@ export class HoverProvider {
 
             case DeclarationType.Param: {
                 this._addResultsPart(parts, '(parameter) ' + node.d.value + this._getTypeText(node), /* python */ true);
-
-                if (resolvedDecl.docString) {
-                    this._addResultsPart(parts, resolvedDecl.docString);
-                }
+                addParameterResultsPart(this._program.serviceProvider, node, resolvedDecl, this._format, parts);
                 this._addDocumentationPart(parts, node, resolvedDecl);
                 break;
             }