diff --git a/esphome/components/sha256/__init__.py b/esphome/components/sha256/__init__.py
index 91d4929a4f..f07157416d 100644
--- a/esphome/components/sha256/__init__.py
+++ b/esphome/components/sha256/__init__.py
@@ -13,12 +13,10 @@ CONFIG_SCHEMA = cv.Schema({})
 
 async def to_code(config: ConfigType) -> None:
     # Add OpenSSL library for host platform
-    if CORE.is_host:
-        if IS_MACOS:
-            # macOS needs special handling for Homebrew OpenSSL
-            cg.add_build_flag("-I/opt/homebrew/opt/openssl/include")
-            cg.add_build_flag("-L/opt/homebrew/opt/openssl/lib")
-            cg.add_build_flag("-lcrypto")
-        else:
-            # Linux and other Unix systems usually have OpenSSL in standard paths
-            cg.add_build_flag("-lcrypto")
+    if not CORE.is_host:
+        return
+    if IS_MACOS:
+        # macOS needs special handling for Homebrew OpenSSL
+        cg.add_build_flag("-I/opt/homebrew/opt/openssl/include")
+        cg.add_build_flag("-L/opt/homebrew/opt/openssl/lib")
+    cg.add_build_flag("-lcrypto")