diff --git a/integration-tests/models/test_idefics2.py b/integration-tests/models/test_idefics2.py
index d34cce34..d68664c3 100644
--- a/integration-tests/models/test_idefics2.py
+++ b/integration-tests/models/test_idefics2.py
@@ -38,27 +38,27 @@ async def test_flash_idefics2_next_simple(flash_idefics2_next, response_snapshot
     assert response == response_snapshot
 
 
-@pytest.mark.asyncio
-@pytest.mark.private
-async def test_flash_idefics2_next_all_params(flash_idefics2_next, response_snapshot):
-    response = await flash_idefics2_next.generate(
-        "Test request",
-        max_new_tokens=10,
-        repetition_penalty=1.2,
-        return_full_text=True,
-        stop_sequences=["test"],
-        temperature=0.5,
-        top_p=0.9,
-        top_k=10,
-        truncate=5,
-        typical_p=0.9,
-        watermark=True,
-        decoder_input_details=True,
-        seed=0,
-    )
-
-    assert response.details.generated_tokens == 10
-    assert response == response_snapshot
+# @pytest.mark.asyncio
+# @pytest.mark.private
+# async def test_flash_idefics2_next_all_params(flash_idefics2_next, response_snapshot):
+#     response = await flash_idefics2_next.generate(
+#         "Test request",
+#         max_new_tokens=10,
+#         repetition_penalty=1.2,
+#         return_full_text=True,
+#         stop_sequences=["test"],
+#         temperature=0.5,
+#         top_p=0.9,
+#         top_k=10,
+#         truncate=5,
+#         typical_p=0.9,
+#         watermark=True,
+#         decoder_input_details=True,
+#         seed=0,
+#     )
+#
+#     assert response.details.generated_tokens == 10
+#     assert response == response_snapshot
 
 
 @pytest.mark.asyncio
diff --git a/router/src/validation.rs b/router/src/validation.rs
index be4bef00..d3c7163e 100644
--- a/router/src/validation.rs
+++ b/router/src/validation.rs
@@ -510,17 +510,21 @@ fn fetch_image(input: &str) -> Result<(String, usize, usize), ValidationError> {
 /// Get input length and optionally truncate it
 fn prepare_input(
     mut inputs: String,
-    _truncate: Option<usize>,
+    truncate: Option<usize>,
     tokenizer: &Tokenizer,
     config: &Option<Config>,
 ) -> Result<(tokenizers::Encoding, String), ValidationError> {
     static RE: Lazy<Regex> = Lazy::new(|| Regex::new(r"!\[\]\([^\)]*\)").unwrap());
+    tracing::info!("Truncate {truncate:?}");
     let tokenizer_query = match config {
         Some(Config::LlavaNext(config)) => {
             let mut modified_inputs = String::with_capacity(inputs.len());
             let mut tokenizer_query = String::with_capacity(inputs.len());
             let mut start = 0;
             for chunk in RE.find_iter(&inputs) {
+                if let Some(truncate) = truncate {
+                    return Err(ValidationError::TruncateImage(truncate));
+                }
                 let chunk_start = chunk.start();
                 let chunk_end = chunk.end();
                 if chunk_start != start {
@@ -545,6 +549,9 @@ fn prepare_input(
             let mut tokenizer_query = String::with_capacity(inputs.len());
             let mut start = 0;
             for chunk in RE.find_iter(&inputs) {
+                if let Some(truncate) = truncate {
+                    return Err(ValidationError::TruncateImage(truncate));
+                }
                 let chunk_start = chunk.start();
                 let chunk_end = chunk.end();
                 if chunk_start != start {
@@ -681,6 +688,10 @@ pub enum ValidationError {
     InvalidImageContent(String),
     #[error("Could not fetch image: {0}")]
     FailedFetchImage(#[from] reqwest::Error),
+    #[error(
+        "`truncate` cannot be used with VLM and images as it is truncating the image in the middle"
+    )]
+    TruncateImage(usize),
 }
 
 #[cfg(test)]