diff --git a/skimage/feature/blob.py b/skimage/feature/blob.py
index acf1bd21..1b465c5f 100644
--- a/skimage/feature/blob.py
+++ b/skimage/feature/blob.py
@@ -98,7 +98,7 @@ def blob_dog(image, min_sigma=1, max_sigma=50, sigma_ratio=1.6, threshold=2.0,
              overlap=.5,):
     """Finds blobs in the given grayscale image.
 
-    Blobs are found using the Difference of Gaussian (DoG) method[1]_.
+    Blobs are found using the Difference of Gaussian (DoG) method [1]_.
     For each blob found, the method returns its coordinates and the standard
     deviation of the Gaussian kernel that detected the blob.
 
@@ -204,7 +204,7 @@ def blob_log(image, min_sigma=1, max_sigma=50, num_sigma=10, threshold=.2,
              overlap=.5, log_scale=False):
     """Finds blobs in the given grayscale image.
 
-    Blobs are found using the Laplacian of Gaussian (LoG) method[1]_.
+    Blobs are found using the Laplacian of Gaussian (LoG) method [1]_.
     For each blob found, the method returns its coordinates and the standard
     deviation of the Gaussian kernel that detected the blob.