diff --git a/Sources/Swiftly/Init.swift b/Sources/Swiftly/Init.swift
index 6afc047b..8430ae7e 100644
--- a/Sources/Swiftly/Init.swift
+++ b/Sources/Swiftly/Init.swift
@@ -136,6 +136,13 @@ struct Init: SwiftlyCommand {
             envFile = Swiftly.currentPlatform.swiftlyHomeDir(ctx).appendingPathComponent("env.fish", isDirectory: false)
             sourceLine = """
 
+            # Added by swiftly
+            source "\(envFile.path)"
+            """
+        } else if shell.hasSuffix("/nu") {
+            envFile = Swiftly.currentPlatform.swiftlyHomeDir(ctx).appendingPathComponent("env.nu", isDirectory: false)
+            sourceLine = """
+
             # Added by swiftly
             source "\(envFile.path)"
             """
@@ -190,6 +197,15 @@ struct Init: SwiftlyCommand {
                     set -x PATH "$SWIFTLY_BIN_DIR" $PATH
                 end
 
+                """
+            } else if shell.hasSuffix("/nu") {
+                env = """
+                $env.SWIFTLY_HOME_DIR = "\(Swiftly.currentPlatform.swiftlyHomeDir(ctx).path)"
+                $env.SWIFTLY_BIN_DIR = "\(Swiftly.currentPlatform.swiftlyBinDir(ctx).path)"
+                if "$SWIFTLY_BIN_DIR" not-in $env.PATH {
+                    $env.PATH = ($env.PATH | split row (char esep) | prepend $env.SWIFTLY_BIN_DIR)
+                }
+
                 """
             } else {
                 env = """
diff --git a/Sources/Swiftly/Install.swift b/Sources/Swiftly/Install.swift
index ac056362..8e98e020 100644
--- a/Sources/Swiftly/Install.swift
+++ b/Sources/Swiftly/Install.swift
@@ -127,18 +127,17 @@ struct Install: SwiftlyCommand {
             try await Swiftly.currentPlatform.getShell()
         }
 
-        // Fish doesn't cache its path, so this instruction is not necessary.
-        if pathChanged && !shell.hasSuffix("fish") {
-            await ctx.print(
-                """
-                NOTE: Swiftly has updated some elements in your path and your shell may not yet be
-                aware of the changes. You can update your shell's environment by running
+        // Fish or Nushell don't seem to cache their `PATH` env var, so this instruction is not necessary.
+        if pathChanged && !shell.hasSuffix("fish") && !shell.hasSuffix("/nu") {
+            await ctx.print("""
+            NOTE: Swiftly has updated some elements in your path and your shell may not yet be
+            aware of the changes. You can update your shell's environment by running
 
                 hash -r
 
-                or restarting your shell.
+            or restarting your shell.
 
-                """)
+            """)
         }
 
         if let postInstallScript {