diff --git a/cirq-core/cirq/contrib/requirements.txt b/cirq-core/cirq/contrib/requirements.txt
index 9bb5ef009e86..e1665af21f1c 100644
--- a/cirq-core/cirq/contrib/requirements.txt
+++ b/cirq-core/cirq/contrib/requirements.txt
@@ -4,5 +4,6 @@ ply>=3.6
 pylatex~=1.4
 
 # quimb
-quimb~=1.7
+quimb>=1.8
 opt_einsum
+kahypar
diff --git a/cirq-core/requirements.txt b/cirq-core/requirements.txt
index b526c8354551..87f827961b8e 100644
--- a/cirq-core/requirements.txt
+++ b/cirq-core/requirements.txt
@@ -4,10 +4,10 @@ attrs>=21.3.0
 duet>=0.2.8
 matplotlib~=3.0
 networkx>=2.4
-numpy~=1.22
+numpy>=2.0
 pandas
 sortedcontainers~=2.0
-scipy~=1.0
+scipy~=1.1
 sympy
 typing_extensions>=4.2
 tqdm