diff --git a/stable_audio_tools/inference/generation.py b/stable_audio_tools/inference/generation.py
index 6be95d51..9de8c2ce 100644
--- a/stable_audio_tools/inference/generation.py
+++ b/stable_audio_tools/inference/generation.py
@@ -195,7 +195,7 @@ def generate_diffusion_cond(
         
     # Seed
     # The user can explicitly set the seed to deterministically generate the same output. Otherwise, use a random seed.
-    seed = seed if seed != -1 else np.random.randint(0, 2**32 - 1)
+    seed = seed if seed != -1 else np.random.randint(0, 2**32 - 1, dtype=np.uint32)
     torch.manual_seed(seed)
     # Define the initial noise immediately after setting the seed
     noise = torch.randn([batch_size, model.io_channels, latent_sample_size], device=device)
@@ -465,7 +465,7 @@ def generate_diffusion_cond_inpaint(
 
     # Seed
     # The user can explicitly set the seed to deterministically generate the same output. Otherwise, use a random seed.
-    seed = seed if seed != -1 else np.random.randint(0, 2**32 - 1)
+    seed = seed if seed != -1 else np.random.randint(0, 2**32 - 1, dtype=np.uint32)
     torch.manual_seed(seed)
     # Define the initial noise immediately after setting the seed
     noise = torch.randn([batch_size, model.io_channels, sample_size], device=device)