diff --git a/science-constants.cabal b/science-constants.cabal
--- a/science-constants.cabal
+++ b/science-constants.cabal
@@ -1,5 +1,5 @@
 name: science-constants
-version: 0.1.0.1
+version: 0.2.0.0
 license: OtherLicense
 license-File: LICENSE
 author: Anton Vorontsov <anton@enomsg.org>
diff --git a/src/Science/Constants.hs b/src/Science/Constants.hs
--- a/src/Science/Constants.hs
+++ b/src/Science/Constants.hs
@@ -25,10 +25,10 @@
 electricConstant   = vacuumPermittivity
 eps_0              = vacuumPermittivity
 
-coloumbsConstant      = 8.9875517873681764e9
-coloumbConstant       = coloumbsConstant
-electricForceConstant = coloumbsConstant
-electrostaticConstant = coloumbsConstant
+coulombsConstant      = 8.9875517873681764e9
+coulombConstant       = coulombsConstant
+electricForceConstant = coulombsConstant
+electrostaticConstant = coulombsConstant
 
 rydbergConstant  = 10973731.568539
 rydbergsConstant = 10973731.568539
diff --git a/src/Science/Constants/Short.hs b/src/Science/Constants/Short.hs
--- a/src/Science/Constants/Short.hs
+++ b/src/Science/Constants/Short.hs
@@ -5,7 +5,7 @@
 h   = planckConstant
 _h  = reducedPlanckConstant
 e_0 = vacuumPermittivity
-k_e = coloumbsConstant
+k_e = coulombsConstant
 k_b = boltzmannConstant
 g   = standardAccelerationOfGravity
 amu = atomicMassConstant