diff --git a/debian/patches/Declare-pow10.patch b/debian/patches/Declare-pow10.patch
new file mode 100644
index 0000000000000000000000000000000000000000..073d9b782e700cdc6df163e4c571148a4c045c5c
--- /dev/null
+++ b/debian/patches/Declare-pow10.patch
@@ -0,0 +1,28 @@
+Description: fix missing pow10
+
+--- aoflagger-2.10.0.orig/src/quality/loghistogram.h
++++ aoflagger-2.10.0/src/quality/loghistogram.h
+@@ -10,10 +10,7 @@
+ 
+ #include "../util/serializable.h"
+ 
+-//# pow10 seems to be undefined on OS-X
+-#ifdef __APPLE__
+ # define pow10(x) pow(10., (x))
+-#endif
+ 
+ 
+ class LogHistogram : public Serializable
+--- aoflagger-2.10.0.orig/src/util/numberparser.h
++++ aoflagger-2.10.0/src/util/numberparser.h
+@@ -2,10 +2,7 @@
+ 
+ #include <cmath>
+ 
+-//# pow10 seems to be undefined on OS-X
+-#ifdef __APPLE__
+ # define pow10(x) pow(10., (x))
+-#endif
+ 
+ 
+ class NumberParsingException : public std::runtime_error
diff --git a/debian/patches/series b/debian/patches/series
index 1637e8cb41b525d262b303cd713b97c94e515d68..441c64b36072048f390fec9522b4b8a8893866c2 100644
--- a/debian/patches/series
+++ b/debian/patches/series
@@ -1,3 +1,4 @@
 Build-shared-lib-with-SONAME-and-SOVERSION.patch
 Disable-special-RPATH-handling.patch
+Declare-pow10.patch
 #Support-Python-3.x.patch