diff --git a/pkgs/moby2/meta.yaml b/pkgs/moby2/meta.yaml
index eb26d65..61c3821 100644
--- a/pkgs/moby2/meta.yaml
+++ b/pkgs/moby2/meta.yaml
@@ -33,7 +33,7 @@ requirements:
     - gsl
     - libactpol
     - future
-    - numpy
+    - numpy >=1.26
     - scipy
     # Although not a dependency, we put numba here to force
     # building with a numba-compatible numpy version
@@ -42,6 +42,7 @@ requirements:
     - llvm-openmp # [osx]
     - openblas * openmp_*
     - libopenblas * openmp_*
+    - {{ pin_compatible("numpy") }}
     - {{ pin_compatible("fftw") }}
     - {{ pin_compatible("liblapack") }}
     - {{ pin_compatible("gsl") }}
diff --git a/pkgs/pixell/meta.yaml b/pkgs/pixell/meta.yaml
index 214b8ad..df06f0c 100644
--- a/pkgs/pixell/meta.yaml
+++ b/pkgs/pixell/meta.yaml
@@ -34,7 +34,7 @@ requirements:
     - liblapack
     - python
     - cython
-    - numpy
+    - numpy >=1.26
     - scipy
     - astropy
     - healpy
@@ -50,6 +50,7 @@ requirements:
     - llvm-openmp # [osx]
     - openblas * openmp_*
     - libopenblas * openmp_*
+    - {{ pin_compatible("numpy") }}
     - {{ pin_compatible("liblapack") }}
     - python
     - numpy
diff --git a/pkgs/qpoint/meta.yaml b/pkgs/qpoint/meta.yaml
index 2ee8620..8bbcd65 100644
--- a/pkgs/qpoint/meta.yaml
+++ b/pkgs/qpoint/meta.yaml
@@ -29,7 +29,7 @@ requirements:
     - liblapack
     - python
     - setuptools
-    - numpy
+    - numpy >=1.26
     - scipy
     # Although not a dependency, we put numba here to force
     # building with a numba-compatible numpy version
@@ -41,6 +41,7 @@ requirements:
     - llvm-openmp # [osx]
     - openblas * openmp_*
     - libopenblas * openmp_*
+    - {{ pin_compatible("numpy") }}
     - {{ pin_compatible("liblapack") }}
     - python
     - numpy
diff --git a/pkgs/so3g/meta.yaml b/pkgs/so3g/meta.yaml
index d67de08..a147a47 100644
--- a/pkgs/so3g/meta.yaml
+++ b/pkgs/so3g/meta.yaml
@@ -35,7 +35,7 @@ requirements:
     - libopenblas * openmp_*
     - liblapack
     - python
-    - numpy
+    - numpy >=1.26
     - scipy
     - boost
     - libboost-devel
@@ -49,6 +49,7 @@ requirements:
     - llvm-openmp # [osx]
     - openblas * openmp_*
     - libopenblas * openmp_*
+    - {{ pin_compatible("numpy") }}
     - {{ pin_compatible("liblapack") }}
     - {{ pin_compatible("libboost-python") }}
     - {{ pin_compatible("libboost") }}
diff --git a/pkgs/toast/meta.yaml b/pkgs/toast/meta.yaml
index aa00c46..1959b04 100644
--- a/pkgs/toast/meta.yaml
+++ b/pkgs/toast/meta.yaml
@@ -35,7 +35,7 @@ requirements:
     - libopenblas * openmp_*
     - liblapack
     - python
-    - numpy
+    - numpy >=1.26
     - fftw
     - suitesparse
     - libaatm
@@ -44,6 +44,7 @@ requirements:
     - llvm-openmp # [osx]
     - openblas * openmp_*
     - libopenblas * openmp_*
+    - {{ pin_compatible("numpy") }}
     - {{ pin_compatible("fftw") }}
     - {{ pin_compatible("liblapack") }}
     - {{ pin_compatible("suitesparse") }}