diff --git a/dist/index.js b/dist/index.js
index 32c22ca..d6b7f30 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -280,8 +280,13 @@ class DotnetCoreInstaller {
                     .replace(/'/g, "''");
                 let command = `& '${escapedScript}'`;
                 command += ` ${versionObject.type} ${versionObject.value}`;
-                if (this.quality && versionObject.qualityFlag) {
-                    command += ` -Quality ${this.quality}`;
+                if (this.quality) {
+                    if (versionObject.qualityFlag) {
+                        command += ` -Quality ${this.quality}`;
+                    }
+                    else {
+                        core.warning("'dotnet-quality' input can't be used with exact version of .NET. 'dotnet-quality' input is ignored.");
+                    }
                 }
                 if (process.env['https_proxy'] != null) {
                     command += ` -ProxyAddress ${process.env['https_proxy']}`;
@@ -320,8 +325,13 @@ class DotnetCoreInstaller {
                 const scriptPath = yield io.which(escapedScript, true);
                 let scriptArguments = [];
                 scriptArguments.push(versionObject.type, versionObject.value);
-                if (this.quality && versionObject.qualityFlag) {
-                    scriptArguments.push("--quality", this.quality);
+                if (this.quality) {
+                    if (versionObject.qualityFlag) {
+                        scriptArguments.push("--quality", this.quality);
+                    }
+                    else {
+                        core.warning("'dotnet-quality' input can't be used with exact version of .NET. 'dotnet-quality' input is ignored.");
+                    }
                 }
                 if (IS_LINUX) {
                     scriptArguments.push('--install-dir', installationDirectoryLinux);
diff --git a/src/installer.ts b/src/installer.ts
index e4f3685..6a68cda 100644
--- a/src/installer.ts
+++ b/src/installer.ts
@@ -116,10 +116,14 @@ export class DotnetCoreInstaller {
 
       command += ` ${versionObject.type} ${versionObject.value}`;
 
-      if (this.quality && versionObject.qualityFlag) {
-        command += ` -Quality ${this.quality}`;
+      if (this.quality) {
+        if (versionObject.qualityFlag) {
+          command += ` -Quality ${this.quality}`;
+        } else {
+          core.warning("'dotnet-quality' input can't be used with exact version of .NET. 'dotnet-quality' input is ignored.");
+        }
       }
-
+        
       if (process.env['https_proxy'] != null) {
         command += ` -ProxyAddress ${process.env['https_proxy']}`;
       }
@@ -168,8 +172,12 @@ export class DotnetCoreInstaller {
 
       scriptArguments.push(versionObject.type, versionObject.value);
 
-      if (this.quality && versionObject.qualityFlag) {
-        scriptArguments.push("--quality", this.quality);
+      if (this.quality) {
+        if (versionObject.qualityFlag){
+          scriptArguments.push("--quality", this.quality);
+        } else {
+          core.warning("'dotnet-quality' input can't be used with exact version of .NET. 'dotnet-quality' input is ignored.");
+        }
       }
       
       if (IS_LINUX) {