diff --git a/datasource/src/main/kotlin/gq/kirmanak/mealient/datasource/AuthenticationProvider.kt b/datasource/src/main/kotlin/gq/kirmanak/mealient/datasource/AuthenticationProvider.kt
index b43f93a..7df0e88 100644
--- a/datasource/src/main/kotlin/gq/kirmanak/mealient/datasource/AuthenticationProvider.kt
+++ b/datasource/src/main/kotlin/gq/kirmanak/mealient/datasource/AuthenticationProvider.kt
@@ -4,5 +4,4 @@ interface AuthenticationProvider {
 
     suspend fun getAuthHeader(): String?
 
-    suspend fun invalidateAuthHeader()
 }
\ No newline at end of file
diff --git a/datasource/src/main/kotlin/gq/kirmanak/mealient/datasource/impl/MealieAuthenticator.kt b/datasource/src/main/kotlin/gq/kirmanak/mealient/datasource/impl/MealieAuthenticator.kt
index 96ca52f..bf5df70 100644
--- a/datasource/src/main/kotlin/gq/kirmanak/mealient/datasource/impl/MealieAuthenticator.kt
+++ b/datasource/src/main/kotlin/gq/kirmanak/mealient/datasource/impl/MealieAuthenticator.kt
@@ -18,26 +18,16 @@ class MealieAuthenticator @Inject constructor(
 
     override fun authenticate(route: Route?, response: Response): Request? {
         val supportsBearer = response.challenges().any { it.scheme == BEARER_SCHEME }
-        if (!supportsBearer) {
-            return null
-        }
-
         val request = response.request
-        val previousHeader = request.header(HEADER_NAME)
-            ?: return getAuthHeader()?.let { request.copyWithHeader(HEADER_NAME, it) }
-
-        invalidateAuthHeader()
-        return getAuthHeader()?.takeUnless { it == previousHeader }?.let {
-            request.copyWithHeader(HEADER_NAME, it)
+        return if (supportsBearer && request.header(HEADER_NAME) == null) {
+            getAuthHeader()?.let { request.copyWithHeader(HEADER_NAME, it) }
+        } else {
+            null // Either Bearer is not supported or we've already tried to authenticate
         }
     }
 
     private fun getAuthHeader() = runBlocking { authenticationProvider.get().getAuthHeader() }
 
-    private fun invalidateAuthHeader() {
-        runBlocking { authenticationProvider.get().invalidateAuthHeader() }
-    }
-
     companion object {
         @VisibleForTesting
         const val HEADER_NAME = "Authorization"
diff --git a/datasource/src/test/kotlin/gq/kirmanak/mealient/datasource/MealieAuthenticatorTest.kt b/datasource/src/test/kotlin/gq/kirmanak/mealient/datasource/MealieAuthenticatorTest.kt
index a9949c0..41d8714 100644
--- a/datasource/src/test/kotlin/gq/kirmanak/mealient/datasource/MealieAuthenticatorTest.kt
+++ b/datasource/src/test/kotlin/gq/kirmanak/mealient/datasource/MealieAuthenticatorTest.kt
@@ -17,7 +17,7 @@ class MealieAuthenticatorTest : BaseUnitTest() {
 
     private lateinit var subject: MealieAuthenticator
 
-    @MockK(relaxUnitFun = true)
+    @MockK
     lateinit var authenticationProvider: AuthenticationProvider
 
     @Before
@@ -48,34 +48,11 @@ class MealieAuthenticatorTest : BaseUnitTest() {
     }
 
     @Test
-    fun `when had auth header but can't invalidate expect authenticate return null`() {
-        coEvery { authenticationProvider.getAuthHeader() } returns null
+    fun `when no auth header was set expect authenticate to return null`() {
         val response = buildResponse(authHeader = "token")
         assertThat(subject.authenticate(null, response)).isNull()
     }
 
-    @Test
-    fun `when had auth header and invalidate doesn't change it expect authenticate return null`() {
-        coEvery { authenticationProvider.getAuthHeader() } returns "token"
-        val response = buildResponse(authHeader = "token")
-        assertThat(subject.authenticate(null, response)).isNull()
-    }
-
-    @Test
-    fun `when had auth header and invalidate succeeds expect authenticate return new`() {
-        coEvery { authenticationProvider.getAuthHeader() } returns "newToken"
-        val response = buildResponse(authHeader = "token")
-        assertThat(subject.authenticate(null, response)?.header(HEADER_NAME)).isEqualTo("newToken")
-    }
-
-    @Test
-    fun `when had auth header expect authenticate to invalidate it`() {
-        coEvery { authenticationProvider.getAuthHeader() } returns null
-        val response = buildResponse(authHeader = "token")
-        subject.authenticate(null, response)
-        coVerify { authenticationProvider.invalidateAuthHeader() }
-    }
-
     @Test
     fun `when auth header exists expect authenticate to return request`() {
         coEvery { authenticationProvider.getAuthHeader() } returns "token"