1 files changed, 5 insertions, 0 deletions
diff --git a/candle-nn/src/optim.rs b/candle-nn/src/optim.rs
index 4294d75e..7704bb48 100644
--- a/candle-nn/src/optim.rs
+++ b/candle-nn/src/optim.rs
@@ -41,6 +41,10 @@ impl Optimizer for SGD {
     type Config = f64;
 
     fn new(vars: Vec<Var>, learning_rate: f64) -> Result<Self> {
+        let vars = vars
+            .into_iter()
+            .filter(|var| var.dtype().is_float())
+            .collect();
         Ok(Self {
             vars,
             learning_rate,
@@ -116,6 +120,7 @@ impl Optimizer for AdamW {
     fn new(vars: Vec<Var>, params: ParamsAdamW) -> Result<Self> {
         let vars = vars
             .into_iter()
+            .filter(|var| var.dtype().is_float())
             .map(|var| {
                 let dtype = var.dtype();
                 let shape = var.shape();