diff --git a/spacy/errors.py b/spacy/errors.py
index b124fc88c..e0ddc86c5 100644
--- a/spacy/errors.py
+++ b/spacy/errors.py
@@ -552,6 +552,9 @@ class Errors(object):
     E191 = ("Invalid head: the head token must be from the same doc as the "
             "token itself.")
     E192 = ("Unable to resize vectors in place with cupy.")
+    E193 = ("Unable to resize vectors in place if the resized vector dimension "
+            "({new_dim}) is not the same as the current vector dimension "
+            "({curr_dim}).")
 
 
 @add_codes
diff --git a/spacy/vectors.pyx b/spacy/vectors.pyx
index 5b8512970..f3c20fb7f 100644
--- a/spacy/vectors.pyx
+++ b/spacy/vectors.pyx
@@ -200,6 +200,8 @@ cdef class Vectors:
         """
         xp = get_array_module(self.data)
         if inplace:
+            if shape[1] != self.data.shape[1]:
+                raise ValueError(Errors.E193.format(new_dim=shape[1], curr_dim=self.data.shape[1]))
             if xp == numpy:
                 self.data.resize(shape, refcheck=False)
             else: