diff --git a/compiler-launcher/compiler-launcher.cpp b/compiler-launcher/compiler-launcher.cpp
index f106ff5..faa88ff 100644
--- a/compiler-launcher/compiler-launcher.cpp
+++ b/compiler-launcher/compiler-launcher.cpp
@@ -25,7 +25,7 @@
 
 #include <nlohmann/json.hpp>
 
-#include <fmt/core.h>
+#include <fmt/format.h>
 
 /// Concatenates an argument list into a command string
 /// in which the arguments are separated by whitespaces.
diff --git a/grapher/include/grapher/utils/error.hpp b/grapher/include/grapher/utils/error.hpp
index 2ba3be0..085d8e2 100644
--- a/grapher/include/grapher/utils/error.hpp
+++ b/grapher/include/grapher/utils/error.hpp
@@ -7,7 +7,7 @@
 
 #include <llvm/Support/raw_ostream.h>
 
-#include <fmt/core.h>
+#include <fmt/format.h>
 
 namespace grapher {
 
diff --git a/grapher/include/grapher/utils/json.hpp b/grapher/include/grapher/utils/json.hpp
index 9a1993f..076c8da 100644
--- a/grapher/include/grapher/utils/json.hpp
+++ b/grapher/include/grapher/utils/json.hpp
@@ -7,7 +7,7 @@
 
 #include <llvm/Support/raw_ostream.h>
 
-#include <fmt/core.h>
+#include <fmt/format.h>
 
 #include <sciplot/sciplot.hpp>
 
diff --git a/grapher/lib/grapher/plotters/compare.cpp b/grapher/lib/grapher/plotters/compare.cpp
index 0de0bd4..eee5626 100644
--- a/grapher/lib/grapher/plotters/compare.cpp
+++ b/grapher/lib/grapher/plotters/compare.cpp
@@ -5,7 +5,7 @@
 
 #include <llvm/Support/raw_ostream.h>
 
-#include <fmt/core.h>
+#include <fmt/format.h>
 
 #include <nlohmann/json.hpp>
 
diff --git a/grapher/lib/grapher/plotters/compare_by.cpp b/grapher/lib/grapher/plotters/compare_by.cpp
index ea3cd89..6899095 100644
--- a/grapher/lib/grapher/plotters/compare_by.cpp
+++ b/grapher/lib/grapher/plotters/compare_by.cpp
@@ -5,7 +5,7 @@
 #include <string>
 #include <vector>
 
-#include <fmt/core.h>
+#include <fmt/format.h>
 
 #include <boost/container/small_vector.hpp>
 
diff --git a/grapher/lib/grapher/plotters/stack.cpp b/grapher/lib/grapher/plotters/stack.cpp
index 7bf5a9c..f4597e9 100644
--- a/grapher/lib/grapher/plotters/stack.cpp
+++ b/grapher/lib/grapher/plotters/stack.cpp
@@ -4,7 +4,7 @@
 
 #include <llvm/Support/raw_ostream.h>
 
-#include <fmt/core.h>
+#include <fmt/format.h>
 
 #include <sciplot/Plot2D.hpp>
 #include <sciplot/sciplot.hpp>
diff --git a/grapher/lib/grapher/predicates.cpp b/grapher/lib/grapher/predicates.cpp
index a10e32c..069fe8f 100644
--- a/grapher/lib/grapher/predicates.cpp
+++ b/grapher/lib/grapher/predicates.cpp
@@ -5,7 +5,7 @@
 
 #include <llvm/Support/raw_ostream.h>
 
-#include <fmt/core.h>
+#include <fmt/format.h>
 
 #include <grapher/core.hpp>
 #include <grapher/predicates.hpp>
diff --git a/grapher/lib/grapher/utils/cli.cpp b/grapher/lib/grapher/utils/cli.cpp
index a9b1711..c28e5a0 100644
--- a/grapher/lib/grapher/utils/cli.cpp
+++ b/grapher/lib/grapher/utils/cli.cpp
@@ -5,7 +5,7 @@
 
 #include <llvm/Support/raw_ostream.h>
 
-#include <fmt/core.h>
+#include <fmt/format.h>
 
 #include <grapher/utils/cli.hpp>
 #include <grapher/utils/error.hpp>