diff --git a/CHANGELOG.adoc b/CHANGELOG.adoc
index 918ac0f87e..9c152eea84 100644
--- a/CHANGELOG.adoc
+++ b/CHANGELOG.adoc
@@ -6,6 +6,7 @@ This file documents all notable changes to https://github.com/devonfw/IDEasy[IDE
 
 Release with new features and bugfixes:
 
+* https://github.com/devonfw/IDEasy/issues/2140[#2140]: fix just install fails since already installed
 
 The full list of changes for this release can be found in https://github.com/devonfw/IDEasy/milestone/47?closed=1[milestone 2026.07.002].
 
diff --git a/cli/src/main/java/com/devonfw/tools/ide/tool/LocalToolCommandlet.java b/cli/src/main/java/com/devonfw/tools/ide/tool/LocalToolCommandlet.java
index def9af76db..8176bf8943 100644
--- a/cli/src/main/java/com/devonfw/tools/ide/tool/LocalToolCommandlet.java
+++ b/cli/src/main/java/com/devonfw/tools/ide/tool/LocalToolCommandlet.java
@@ -167,7 +167,6 @@ public ToolInstallation installTool(ToolInstallRequest request) {
     String edition = toolEdition.edition();
     VersionIdentifier resolvedVersion = cveCheck(request);
     installToolDependencies(request);
-
     // cveCheck might have changed resolvedVersion so let us re-check...
     if (request.isAlreadyInstalled()) {
       return toolAlreadyInstalled(request);
@@ -223,8 +222,8 @@ public ToolInstallation installTool(ToolInstallRequest request) {
   }
 
   /**
-   * Performs the installation of the {@link #getName() tool} by using {@link #installDownloadedToolPayload(ToolInstallRequest, Path, Path)}
-   * for tool-specific logic, backing up any existing installation, and writing the version file.
+   * Performs the installation of the {@link #getName() tool} by using {@link #installDownloadedToolPayload(ToolInstallRequest, Path, Path)} for tool-specific
+   * logic, backing up any existing installation, and writing the version file.
    * <p>
    * This method assumes that the version has already been resolved and dependencies installed. It handles the final steps of placing the tool into the
    * appropriate installation directory.
@@ -604,7 +603,7 @@ protected Path findWrapper(String wrapperFileName) {
   public Path findBuildDescriptor(Path directory) {
     return null;
   }
-  
+
   /**
    * @return Bash completion command for this tool or {@code null} if this tool does not provide Bash completion.
    */
diff --git a/cli/src/main/java/com/devonfw/tools/ide/tool/just/Just.java b/cli/src/main/java/com/devonfw/tools/ide/tool/just/Just.java
index 5791e10e29..7a59f12168 100644
--- a/cli/src/main/java/com/devonfw/tools/ide/tool/just/Just.java
+++ b/cli/src/main/java/com/devonfw/tools/ide/tool/just/Just.java
@@ -4,6 +4,7 @@
 
 import com.devonfw.tools.ide.common.Tag;
 import com.devonfw.tools.ide.context.IdeContext;
+import com.devonfw.tools.ide.tool.PackageManagerRequest;
 import com.devonfw.tools.ide.tool.uv.UvBasedCommandlet;
 
 /**
@@ -25,4 +26,15 @@ public String getPackageName() {
     return "rust-just";
   }
 
+  @Override
+  protected String completeRequestOption(PackageManagerRequest request) {
+
+    if (PackageManagerRequest.TYPE_INSTALL.equals(request.getType())) {
+      return "--force";
+    }
+
+    return super.completeRequestOption(request);
+  }
+
+
 }
diff --git a/cli/src/test/java/com/devonfw/tools/ide/tool/just/JustTest.java b/cli/src/test/java/com/devonfw/tools/ide/tool/just/JustTest.java
index 798e1717e3..7021303221 100644
--- a/cli/src/test/java/com/devonfw/tools/ide/tool/just/JustTest.java
+++ b/cli/src/test/java/com/devonfw/tools/ide/tool/just/JustTest.java
@@ -35,7 +35,7 @@ void testJustInstall(WireMockRuntimeInfo wireMockRuntimeInfo) {
     commandlet.install();
 
     // assert
-    assertThat(context).logAtInfo().hasMessageContaining("uv tool install rust-just@");
+    assertThat(context).logAtInfo().hasMessageContaining("uv tool install --force rust-just@");
     assertThat(context).logAtSuccess().hasMessageContaining("Successfully installed just");
   }
 
diff --git a/cli/src/test/resources/ide-projects/uv/repository/uv/uv/default/uv b/cli/src/test/resources/ide-projects/uv/repository/uv/uv/default/uv
index aaf7631934..1edd479bdd 100755
--- a/cli/src/test/resources/ide-projects/uv/repository/uv/uv/default/uv
+++ b/cli/src/test/resources/ide-projects/uv/repository/uv/uv/default/uv
@@ -9,7 +9,7 @@ if [ "$1" = "pip" ] && [ "$2" = "install" ]; then
 elif [ "$1" = "venv" ] && [ "$2" = "--python" ]; then
   cp -a repository/python/python/default project/software/.venv
 elif [ "$1" = "tool" ] && [ "$2" = "install" ]; then
-  echo "$3" >> "$TOOLS_DB"
+  echo "${!#}" >> "$TOOLS_DB"
 elif [ "$1" = "tool" ] && [ "$2" = "list" ]; then
   if [ -f "$TOOLS_DB" ]; then
     while IFS= read -r spec; do